Seattle Police Department officers inspect a missile launcher seized from Mason Vranish, who purchased it outside a gun buyback program in Seattle, Wash., on Jan. 26.

Mason Vranish, left, pays $100 cash for a used missile launcher outside of a Seattle Police Department gun buyback program in Seattle, Wash., on Jan. 26. Participants received up to a $100 gift card in exchange for working handguns, shotguns and rifles, and up to a $200 gift card for assault weapons. The event lasted from 9 a.m. until shortly after noon, after the event ran out of $80,000 worth of gift cards.

Seattle Police Department Sgt. Paul Gracy, left, seizes a missile launcher from Mason Vranish outside a gun buyback program in Seattle, Wash., on Jan. 26.

Santa Ana school police Sgt. Kevin Philips locks his rifle in a gun rack mounted in a police vehicle in Santa Ana, Calif., Jan. 24, 2013. The semiautomatic rifles look like they belong in a war zone instead of a suburban public school, but officials in this Los Angeles-area city say the high-powered weapons now in the hands of school police could prevent a massacre.

Santa Ana school police Sgt. Kevin Philips checks out a rifle from the police armory in Santa Ana, Calif., Jan. 24. The officers split their time between 44 schools in the district and keep the rifles in a safe at their assigned school or secured in their patrol car each day before checking the weapon back in to the school police headquarters each night.

A trainee bodyguard of the Genghis Security Academy is reprimanded by instructor Marco Borges (2nd R) following an ambush exercise at an army training ground on the outskirts of Beijing on January 18. In sub-zero winter cold, trainees at an army base outside Beijing wake before dawn to practise martial arts and evasive driving, under the instruction of a Portuguese ex-special forces soldier. The roughly 40-strong group -- mostly with previous military experience -- are on a commercial training course to become elite bodyguards protecting Chinese firms as they seek ever more resources and contracts in some of the world's most unstable regions.

Trainee bodyguards performing an exercise at the Genghis Security Academy in Beijing.

Trainees of a bodyguard camp stand with taped masks on their heads before a freestyle blind wrestling training session at the Genghis Security Academy in Beijing. Nearly three dozen recruits took target practice and conducted evasion and extraction drills as part of preparations to provide security for the growing number of Chinese businesses investing in turbulent regions of Africa, the Middle East and elsewhere. The academy is one of several bodyguard schools in China that offer protection for the country's growing number of wealthy businessmen and women, but in its case, the focus is on the international market.

A trainee of a bodyguard camp sheds tears as he is briefed on his performance after the day's training by a coach at the Genghis Security Academy in Beijing.

Firearm instructor Clark Aposhian holds a handgun up as he teaches a concealed-weapons training class to 200 Utah teachers on Dec. 27, in West Valley City, Utah. The Utah Shooting Sports Council said it would waive its $50 fee for concealed-weapons training for Utah teachers.

A Utah teacher is shown how to handle a handgun by instructor Clint Simon (R).

David Burnell, CEO of OPSGEAR, teaches self-defense as part of a concealed weapons training class to 200 Utah teachers on Dec. 27.

Clark Aposhian, President of Utah Shooting Sport Council, holds a pistol during the concealed weapons training.

Pregnant Malaysian shooter Nur Suryani Mohamed Taibi (R) talks to her husband Marhazli Mhotar after competing in the women's single 10m air rifle shooting finals at the 36th Southeast Asian Shooting Championship 2012 in Subang outside Kuala Lumpur June 5, 2012. When Suryani takes aim with her rifle at the London Olympics it will not just be nerves she will be attempting to control inside her. The 29-year-old from Perak, situated 124 miles north of Malaysia's capital Kuala Lumpur, is due to give birth to her first child on Sept. 2, less than a month after the Games end.

Rudimentary weapons confiscated by the police are displayed during a news conference in Caracas. Venezuela's Interior and Justice Minister Tareck El Aissami said about 1,800 firearms were seized this year in various operations in the Caracas metropolitan area as part of police efforts to combat crime.

A worker destroys a weapon confiscated by the police during a news conference in Caracas.

Weapons confiscated by the police are displayed during a news conference in Caracas.

Los Angeles Police Chief Charlie Beck holds up a rocket launcher taken as part of a cache of weapons received as part of a weekend gun buyback program at Los Angeles Police headquarters in Los Angeles on Monday, May 14, 2012. The haul also included 791 handguns, 527 rifles, 302 shotguns, marking a four-year low. A local supermarket chain donated $200,000 in gift cards to give out in exchange for the guns.

A pile of guns is displayed at a news conference after an annual Gun Buyback Program which netted 1,673 firearms over the weekend, marking a four-year low shown at the Los Angeles Police headquarters in Los Angeles.

In a Monday, Sept. 19, 2011 photo, two members of Team X-T.R.E.M.E. join runners on Brown's Island in Richmond for the national S.W.A.T. team convention 5k run. About 1,000 Special Weapons and Tactics team members will be in the city for the National Tactical Operations Conference Sunday through Friday.

In a Monday, Sept. 19, 2011 photo, Mitch Miles, sales manager for Southern Police Equipment in Richmond, VA, shows off a SCAR 16S assault rifle, one of a variety of weapons on display in the vendor's area of the SWAT conference at the Richmond Convention Center in Richmond, Va.

Peter Bouckaert, the emergencies director of Human Rights Watch, examines anti-tank mines hidden in a peach orchard as Libyans examine unguarded weapons stockpiles from which sophisticated SA-24 and other shoulder-fired surface-to-air missiles (SAMs) have disappeared on September 7, 2011 in Tripoli, Libya. Libya's National Transitional Council (NTC) is trying to secure sites where loyalist forces of former Libyan leader Moammar Ghaddafi shifted ordnance away from military bases, to protect it from NATO airstrikes. The missing SAMs have raised concerns about the weapons falling into the hands of Al Qaeda in the Maghreb or regional rebel groups.

Libyans examine an unguarded weapons stockpile from which sophisticated SA-24 and other shoulder-fired surface-to-air missiles (SAMs) have disappeared on September 7, 2011 in Tripoli, Libya. Libya's National Transitional Council (NTC) is trying to secure sites where loyalist forces of former Libyan leader Moammar Ghaddafi shifted ordnance away from military bases, to protect it from NATO airstrikes. The missing SAMs have raised concerns about the weapons falling into the hands of Al Qaeda in the Maghreb or regional rebel groups.

The label of munitions marked incendiary charges gelatination powder, is seen inside a former Gadhafi Military base in Abu Shweicha, outskirts of Al Ajaylat, 120 km west of Tripoli, Libya, Wednesday, Sept. 7, 2011. Libya Rebels have located warehouses housing large quantities of munitions, protective gear and weapon components.

Boxes of munitions are piled high inside one of the 5 warehouses as Libyan rebels check inside a former Gadhafi Military base in Abu Shweicha, outskirts of Al Ajaylat, 120 km west of Tripoli, Libya, Wednesday, Sept. 7, 2011. Former rebels say they've taken some ammunition for the fight against supporters of Moammar Gadhafi, but U.S. officials and others express fears the weapons could fall into the wrong hands. The country's new leaders, who are struggling to establish a government, have failed to secure many of the caches, making them free game for looters, former rebel fighters or anyone with a truck to carry them away.

Daniel Hernandez, the 20-year-old intern credited with likely saving the life of Rep. Gabrielle Giffords, hugs her husband, NASA shuttle commander Mark Kelly, as Michelle Obama applauds at the "Together We Thrive: Tucson and America" event held to support and remember the victims of the Tucson shooting, at the University of Arizona in Tucson, Ariz. on Jan. 12, 2011.