Catalina Mancera, who is pregnant with the couple's first child, said the photos help her "hold onto a piece of him"

Marshawn Kneeland's girlfriend Catalina Mancera asks fans to share photos of him as she honors his memory and prepares for their unborn baby

On Tuesday night, the Cowboys held a memorial and candlelight vigil inside Ford Center, their indoor practice facility. The event was organized at the request of Catalina Mancera, Kneeland's girlfriend, who wanted to be surrounded by the team's community. The 90-minute ceremony was followed by a reception with family, friends and team personnel.

Tennessee Titans safety Mike Brown paid tribute to late Dallas Cowboys defensive end Marshawn Kneeland ahead of Week 11 of the NFL season.