Marshawn Kneeland’s death highlights the importance of mental health resources for NFL players  CTV NewsDallas Cowboys’ Kneeland dies aged 24  BBCMarshawn Kneeland’s ‘Devastated’ Family Breaks Their Silence After His Tragic Death at 24  People.comMarshawn Kneeland dies: Police investigating as Dallas Cowboys player dies aged 24  Sky SportsDallas Cowboys defensive end Marshawn Kneeland dies at age of 24  The Guardian