Liverpool defender Daniel Agger has been ruled out for up to four weeks with a calf injury, manager Brendan Rodgers said on Friday. The Denmark centre back limped off 10 minutes from the end of their 2-0 FA Cup third-round victory over Oldham Athletic at Anfield on Sunday. "Daniel will probably be out three to four weeks," Rodgers told a news conference. "Unfortunately he has picked up a calf problem so he will be out for a while." There was better news for fourth-placed Liverpool on the injury front ahead of their Premier League trip to Stoke City on Sunday with centre back Mamadou Sakho set to return to the squad after a hamstring injury. More...