His agent must have given him a good talking-to.
CA-CHING
That is why.
No heroics for this person, follow the money.
Yep, the agent saw his commission flying away. An undrafted rookie who has yet to make the team needs to show his employers his priorities are in the right place if he wants to have any chance to get hired. Even so, I bet an assistant trainer visits him at his locker shortly and says, "Coach want to see you in his office....and bring your playbook."