When 49ers coach Jim Harbaugh announced Friday that receiver Michael Crabtree will miss "a week or two," he did not specify the injury. A source told ESPN's Josina Anderson, "I think he has a sore hamstring. Nothing too serious right now. I think they want to hold him back a bit to be cautious."
49ers general manager Trent Baalke said running back Marcus Lattimore has not encountered a setback in his return from reconstructive knee surgery and is "close" to be activated, reports the Sacramento Bee. Baalke didn't provide a more specific timetable.
The Packers "were hoping for the best but fearing the worst" on the knee injury rookie receiver Jared Abbrederis suffered in practice Thursday, reports the Milwaukee Journal Sentinel. A source told the paper the early diagnosis is a torn ACL.