(vo) purina pro plan bright mind. nutrition that performs. we are following some breaking news right now. the developments in the investigations of the death of former nfl player joe mcknight. 54-year-old ronald gasser was taken into custody for questioning and released overnight. officers found mcknight they say lying on the ground near his vehicle with multiple gunshot wounds after an apparent road rage incident. this taking place in a new orleans suburb yesterday. you can see in this video them applying cpr, joe mcknight was a running back for the new york jets and kansas city chiefs. he was just 28 years old. nbc's jacob rascon joins us live from harvey, louisiana, with the latest. what do you know? >> reporter: i would say that right now the only thing the sheriff's department has said that they really do know is that ronald gasser shot joe mcknight.