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Caught on camera: Tulsa courthouse shooting spree arrest

GRAPHIC WARNING: This post contains graphic images which some viewers may find disturbing.

John Fancher / Reuters

A man holds a gun as Tulsa County sheriff's deputies and other law enforcement officers surround him on the plaza in front of the Tulsa County courthouse in Tulsa, Oklahoma, on March 7, 2012.

A 23-year-old man was arrested Wednesday after he opened fire outside the Tulsa County Courthouse, police said. Three people were injured.

Police said the man, identified as Andrew Joseph Dennehy, walked into the plaza outside the courthouse and Tulsa City-County Library and began firing into the air. A deputy fired back, police said.

John Fancher / Reuters

Sheriff's deputies and other law enforcement officers secure the gunman.

Emergency Medical Services Authority Capt. Chris Stevens said one man was taken to a hospital in critical condition and that two other people were hospitalized, one in serious and one in fair condition. A woman, who was not hit by gunfire, was "shaken up" and treated at the scene. Read the full story.

— Msnbc.com staff and news services contributed to this report.

John Fancher / Reuters

Tulsa County sheriff's Sgt. Shannon Clark told NBC News on Wednesday that the suspect was in critical condition.

A 23-year-old man was arrested Wednesday after he opened fire outside the Tulsa County courthouse, police said. KJRH-TV's Liz Bryant reports.