NFL officials have said the mental health of its players is as important as their physical health. It's one reason why the league created the Player Engagement department, which has representatives with every team.
There seems to be some evidence that Incognito's father might have gotten involved, according to The Miami Herald.
In one of the voicemails to Martin, Incognito used a racial slur and threatened violence, NFL Media's Albert Breer reported. The NFL is investigating.
-- Bill Bradley, contributing editor