Brock Purdy to be limited at 49ers practice amid injuries; several stars sit out

SANTA CLARA — Brock Purdy will be back on the 49ers’ practice field Wednesday afternoon.Purdy, who was inactive for the 49ers’ Week 2 game at the New Orleans Saints due to a toe injury, will return to practice on a limited basis, 49ers coach Kyle Shanahan said.Purdy’s return to practice appears to increase the possibility that Purdy will be available to play Sunday, when the 49ers have their home opener at Levi’s Stadium against the Arizona Cardinals.Purdy sustained the injury to his right foot in the 49ers’ season-opening victory over the Seattle Seahawks on Sept. 7. He played the entire game, completing 26 of 35 passes for 277 yards with two touchdowns and two interceptions in the 49ers’ 17-13 victory in Seattle.Purdy made significant strides late last week with his physical therapy, sources told NBC Sports Bay Area. He was expected to miss multiple games, but his improvements led to the possibility that he could end up missing just one game.Backup quarterback Mac Jones stepped into the action and performed admirably in the 49ers’ victory in New Orleans. Jones completed 26 of 39 passes for 279 yards with three touchdowns and no...