The image of Alton's 15-year-old son, Cameron, breaking down as he stood next to his mother at a Wednesday press conference will be ingrained in our memory for ages.

The two officers -- Blane Salamoni and Howie Lake II -- were placed on administrative leave following the shooting. Lake previously discharged his weapon in the line of duty.

Gov. Edwards added that the Middle District of Louisiana U.S. Attorney's office and the FBI will also assist in the investigation.

Alton Sterling was selling CDs outside a convenience store when he was fatally shot by police Tuesday morning.