Baltimore Ravens cornerback Tray Walker died on Friday at 5 p.m. ET from injuries suffered in a motorcycle crash on Thursday night in Miami, Walker's agent Ron Butler announced, per Ian Rapoport of NFL Network.
Walker was 23 years old.
According to Jeremy Fowler of ESPN.com, "Walker was not wearing a helmet" at the time of the accident.
Citing police on Thursday night, NBC 6's Brian Hamacher and Michelle Lopez reported that Walker was transported to Jackson Memorial Hospital, where he was admitted to the trauma unit.
Pete Gilbert of WBAL-TV showed Walker's motorcycle after the accident:
Pete Gilbert @WBALPete
Scary scene in Miami. This is the motor bike that Ravens CB Tray Walker crashed. Number 25, same as his jersey https://t.co/L1PeX8SOUE2016-3-18 03:16:11
A 2015 fourth-round pick who played his college ball at Texas Southern University, Walker appeared in eight games with the Ravens as a rookie. Over the course of those appearances, Walker notched two tackles.
According to Ryan Mink of the team's official website, Walker was on the 53-man roster for the entire 2015 season even though he was active just eight times.
"We still hold a lot of promise for Tray," Ravens general manager Ozzie Newsome said at his season-ending press conference, per Mink.