One expert: Raiders should take Cooper over Williams at No. 4

Daily Raiders blog for NBC Bay Area website: A former NFL pro player personnel director says Leonard Williams will be a good player, but Oakland should take wide receiver Amari Cooper at No. 4 because he'll have more impact. http://www.nbcbayarea.com/news/sports/Williams-or-Cooper-Raiders-May-Get-More-From-Cooper-299564511.html