Marques Sigle Sidelined Several Weeks With High-Ankle Sprain

San Francisco 49ers safety Marques Sigle suffered a high-ankle sprain during Sunday's 24-14 win over the Denver Broncos and is expected to miss several weeks. Head coach Kyle Shanahan praised Sigle's exceptional play in both the run and pass games to start his second year. Malik Mustapha will step into the starting lineup in Sigle's absence for the crucial Week 5 matchup against the Seattle Seahawks.