Gunman Carrying Chick-fil-A Bag Injures DC Guard

Suspect Floyd Corkins volunteered at a local LGBT community center.
3:00 | 08/16/12

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Transcript for Gunman Carrying Chick-fil-A Bag Injures DC Guard
John schriffen, thanks so much. Now, to details of the shooting in the lobby of a powerful conservative group in washington, d.C. Abc news has confirmed the alleged gunman, floyd corkins, was a volunteer at a local lgbt center. Police looking at whether the targeted group's opposition to same-sex marriage played a role and the recent controversy over chick-fil-a could have set him off. Pierre thomas joins us from washington with the latest. Good morning, pierre. Reporter: Good morning, josh. Today, the fbi is breathing a sigh of relief after a potential mass shooting was stopped, thanks to a heroic security guard. Overnight, the police and the fbi swarmed the suburban virginia home of floyd corkins. Authorities suspect corkins, 28, seen here moments after he was arrested, was about to unleash a deadly barrage of gunfire. His target, the head of the nation's best-known conservative group on social issues, the family research council. 10:45 wednesday morning. The suspect walked into the lobby and was confronted by a security guard. Sources tell abc news, the man pulled out a 9 millimeter handgun, and fired a shot. The security guard seen here taken to the hospital, was somehow able to subdue the suspect. The security guard's a hero. Reporter: There's mounting evidence that corkins was angry at the policies of the family research council, which has positions on abortion and gay rights. Corkins had worked as a volunteer for gay and transgendered people. He had chick-fil-a in his bag. But it's not clear if wednesday's incident had any ties to the controversy on gay marriage. The company's owner recently set off a political firestorm, suggesting he opposed gay marriage. The family research council supported that stand. The incident drew attention from the nation's highest levels, with president obama and candidate mitt romney, denouncing. This morning, that hero security guard is in stable condition, apparently doing well, josh. That's good news. Pierre thomas, in washington. Now, we turn to dan harris,

This transcript has been automatically generated and may not be 100% accurate.

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