From Michael Vick to Lance Armstrong to Manny Pacquiao, here's how long it takes Nike to ditch controversial athletes - Portland Business Journal
Nike Signs Michael Vick To New Endorsement Deal : The Two-Way : NPR
Nike Endorsement Deal Signals Michael Vick Brand Comeback
Michael Vick, Nike agree terms on new endorsement deal
People: Michael Vick gets first post-prison endorsement – The Denver Post
Nike re-signs Philadelphia Eagles' Michael Vick 4 years after dropping him - ESPN
Controversial NFL Star Michael Vick Signs Nike Deal
July 2, 2011 New York Post
NFL: Michael Vick Re-Signs With Nike
Michael Vick re-signs with Nike four years after his dogfighting scandal got him fired
Eagles quarterback Michael Vick makes a comeback with Nike, too - The Washington Post
The real road to redemption