Filed for print . . . Coach Jack Del Rio is keeping his options open, but visual evidence through nine training camp practices Sunday suggests the Raiders will often line up with an interior mass of 665 pounds with six-year veteran Dan Williams and second-year player Justin Ellis. “We call them `meat and potatoes,’ ” linebacker Khalil Mack said. “They eat up the middle and send that running back to the high side and create the push-back we need in the middle to make it bounce.
NAPA _ The Raiders hope to be living large in 2015, and nowhere is that more evident than the middle of their defensive line.