The Jacksonville Sheriff’s Office has completed its internal investigation into the actions of four officers on the night Louis Nix III the third was last heard from, and investigators have sustained complaints against all four officers.

The Jacksonville Sheriff’s Office on Monday released body camera footage from the night of Feb. 23 -- the night Louis Nix III was last heard from.

The Jacksonville Sheriff’s Office has opened an internal affairs investigation into officers’ actions on the night retired NFL player Louis Nix III was last heard from, multiple sources have told News4Jax.

JACKSONVILLE, Fla. – Former NFL player Louis Nix III was laid to rest by his family and friends Saturday. Nix’s family and friends said their final goodbyes; most wearing his favorite color: purple. Nix was a standout at Raines High School, and eventually went on to play at Notre Dame. A vigil was held for Nix on March 13 near the pond. The family is still looking for answers as to what happened to Nix the night he died.

JACKSONVILLE, Fla. – Family and friends remembered the life of former NFL and Notre Dame football player Louis Nix III at a vigil Saturday. The vigil was held feet away from where a Jacksonville Sheriff’s Office dive team located Nix’s car weeks ago. Family and friends of Nix talked about how much of an impact he made on them at the vigil. READ: Louis Nix III’s girlfriend: ‘He’s never gone. So many people loved him.”Wingfield told News4Jax that Nix’s car was found upside just two weeks ago in the pond.

JACKSONVILLE, Fla. – Stephanie Wingfield, the mother of Jacksonville football standout Louis Nix III, told News4Jax on Tuesday she’s planning her son’s funeral. They don’t know.”Wingfield said her suspicions started to increase that something was wrong when Nix stopped calling her. READ: Louis Nix III’s girlfriend: ‘He’s never gone. On Monday, she was faced with the daunting task of identifying her son’s body to the medical examiner. I still can’t believe my baby’s gone.

His mother, Stephanie Wingfield, says Nix’s car was found in a pond near the River City Marketplace. AdAccording to Wingfield, her son’s body was found not far from where the car was towed out of the pond. Reed said she and Nix met up Tuesday around 2:30 p.m. to talk at a park. “We went and got food went back to the park and that was pretty much the last time I saw him.”After they met, Reed said they went separate ways. “I had texted him saying, ‘Are you gone?’ And he said, ‘No I’m not.

JACKSONVILLE, Fla. – Family members of Louis Nix III said they want answers after the former NFL player was found dead. Even one of his former Notre Dame teammates was concerned when he received no calls or messages from Nix. He’s going to call you and text you.”Antonio Nix also said he remembers police asking family if Louis Nix knew how to swim. Louis Nix, a longtime football star in Jacksonville, attended the University of Notre Dame after graduating from Raines. Louis Nix, calling himself “Irish Chocolate,” was selected by the Houston Texans in the third round of the 2014 NFL Draft.

JACKSONVILLE, Fla. – Family members confirmed to News4Jax that former NFL player Louis Nix III has died. The Jacksonville Sheriff’s Office sent out a tweet at 8 p.m. Saturday, saying they located Nix without saying where or how he was found. Nix’s brother told News4Jax later Saturday night that Nix is “gone.”**UPDATE: The Jacksonville Sheriff’s Office has located Louis Nix. NOTRE DAME Nation: Let’s all do our best to reach out and connect with Louis Nix. The Sheriff’s Office said they’re still searching for two suspects in the case -- two men that Nix said he didn’t know.

JACKSONVILLE, Fla. – A former NFL player and Notre Dame star is recovering in the hospital after he was shot at a Jacksonville gas station. Louis Nix III, 29, was shot Tuesday evening around 9 p.m. at a Gate gas station on Airport Center Drive near Jacksonville International Airport, according to a Jacksonville Sheriff’s Office incident report. Wednesday morning, Nix told News4Jax by phone, “I’m doing well.”Talked to Louis on the phone. He was shot last night at gas station while pumping air in tires near Jacksonville International Airport. The two pictured suspects, identified as black males, shot the victim as they attempted to rob him near Airport Center and Main St.