Dre Greenlaw, whose three-week window to return to action was opened Monday, participated in simulated games during 49ers practice Wednesday. San Francisco coach Kyle Shanahan detailed Greenlaw’s “mock games” on Wednesday with reporters and discussed the star linebacker’s recovery from the Achilles tear he suffered against the Kansas City Chiefs

The San Francisco 49ers have officially opened linebacker Dre Greenlaw's 21-day practice window, giving the team until Wednesday, December 18, to activate him from the physically unable to perform (PUP) list.

The San Francisco 49ers could be on the verge of getting one of their most important players back in the mix. Niners coach Kyle Shanahan said Monday that the team will open the 21-day practice window for linebacker Dre Greenlaw,

San Francisco 49ers general manager John Lynch recently hinted that linebacker Dre Greenlaw is closing in on a return.

The 49ers walked out of the Packers loss banged up and embarrassed, but the team now got welcoming news involving Dre Greenlaw.

The 49ers have been careful not to open practice windows for any of their players too early. With that in mind, if everything goes according to plan, Greenlaw could return to the field as early as Week 13 when San Francisco travels to the east coast for a primetime matchup against the Buffalo Bills at Highmark Stadium.

The San Francisco 49ers have opened the practice window for linebacker Dre Greenlaw from the Reserve/Physically Unable to

John Lynch explained how he and the San Francisco 49ers are "inspired" by Dre Greenlaw's return from his Achillies tear.