New Orleans police are vowing to swiftly track down the gunmen who wounded 19 people, three of them seriously, at a neighborhood Mother's Day parade.

Detectives continue to conduct interviews and collect surveillance video of the shooting.  Click here to see a video that police have of the shooting.

Police says gunmen opened fire Sunday on hundreds of people in the parade.  Many victims were seen lying on the ground, but police say most of the wounds were not life threatening.  No one has died.

A ten-thousand-dollar reward is being offered for information leading to the arrests and convictions of those involved in that mass shooting in New Orleans.