In Week 6, Malik Mustapha came back. The 49ers used Sigle in a platoon with Mustapha for two games, but once Mustapha took his role back over, there were no more snaps for Sigle. The 49ers move Ji’Ayir Brown into the starting lineup and slide Jason Pinnock into the nickel, making Sigle the fourth safety.

The San Francisco 49ers have been winning games despite significant injuries to key players. On Sunday, first-round pick Mykel Williams suffered a season-ending knee injury in a victory over the New York Giants.

The 49ers improved to 6-3 with a Week 9 win over the Giants. See how San Francisco's NFC playoff picture and seeding shape up heading into Week 10.

After the 49ers’ win over the Giants in Week 9, Saleh and Dart had a moment. According to reporter Jordan Raanan, Saleh approached the rookie, with tight end George Kittle following soon after. Both Saleh and Kittle are fans of Dart.

Backup Mac Jones ultimately improved to 5-2 as the 49ers' fill-in QB1 when he helped the club earn a 34-24 win over the Giants that improved San Francisco to 6-3 on the season. Following that victory, Jones spoke with NFL insider Albert Breer of Sports Illustrated about the 49ers surviving yet another injury crisis.