Discuss as:

Prayer and mourning in Rio a week after Brazil's most fatal school shooting

Vanderlei Almeida / AFP - Getty Images

An overflying paramilitary police helicopter throws flower petals over the Tasso da Silveira Municipal School in Rio de Janeiro, Brazil, on Wednesday, April 13, where 12 students were killed and another 12 wounded --some of them seriously-- a week ago. A disturbed young Brazilian man on a suicide mission shot dead 10 girls and two boys on Thursday at his former elementary school in Rio de Janeiro.

Victor R. Caivano / AP

A relative of slain student Karine Lorrayne Chagas cries during a mass on Wednesday held outside the public school where 12 children were killed by a gunman last week in Rio de Janeiro. After Brazil's most lethal school shooting, Senate leaders decided Tuesday to rush a bill that would let the voters decide whether to forbid gun sales in South America's biggest country.

Victor R. Caivano / AP

People pray during a mass on Wednesday held outside the public school where 12 children were killed by a gunman last week in Rio de Janeiro.

Vanderlei Almeida / AFP - Getty Images

People lay flowers on a wall of the Tasso da Silveira Municipal School in Rio de Janeiro, Brazil, on Wednesday.

Ricardo Moraes / Reuters

Policeman Marcio Alexandre Alves, who shot the leg of the gunman who opened fire on children at Tasso da Silveira school, is greeted as he arrives at a mass in front of the school in Rio de Janeiro on Wednesday.

Related AP story here: Brazil Senate proposal calls for vote on gun sales