Raiders pulling plug on 2011 third-round pick

As Raiders G.M. Reggie McKenzie continues to settle in as the new captain of the team’s front office, he’s not afraid to overturn the decisions of his predecessor, the late Al Davis. Per a league source, McKenzie and company will be waiving today cornerback DeMarcus Van Dyke. Van Dyke, a third-round pick in 2011 who…