The NFL says its investigation into whether the New England Patriots used under-inflated footballs in the AFC championship game is ongoing after a report claimed the league found 11 balls were not properly inflated.

Troy Vincent, the NFL's executive vice president for football operations, told The Associated Press that the “investigation is currently underway and we're still awaiting findings.”

Vincent was responding to an ESPN report that cited anonymous league sources saying 11 of the Patriots' 12 allotted game footballs were under-inflated by 2 pounds per square inch of air. ESPN did not say how that occurred.

BALTIMORE — The Baltimore Ravens hired Marc Trestman as their offensive coordinator, keeping with their tendency to hire a former head coach for the position.Trestman was fired by the Chicago Bears last month after going 5-11 in his second season. He interviewed with Cleveland for the offensive coordinator job before taking the same position with Baltimore.

SAN FRANCISCO — Nori Aoki brings more than just a big personality and sense of humor to the San Francisco Giants.Manager Bruce Bochy is projecting him as the World Series champions' starting left fielder, while noting Aoki's versatility allows him to fill in for Angel Pagan in center field and Hunter Pence in right as needed.