Another QB battle that is heating up! Head coach Kyle Shanahan has yet to name a starter. Will Jimmy Garoppolo or Trey Lance start week 1? Thank you for watching! 49ers vs chargers,chargers vs 49ers,49ers,san francisco 49ers,49ers news,trey lance,trey lance 49ers,trey lance highlights,trey lance preseason,trey lance preseason highlights,trey lance interception,trey lance 80 yard touchdown,jimmy garoppolo,jimmy garoppolo trey lance,jimmy garoppolo vs trey lance,nfl preseason,49ers preseason 2021,nfl,nfl highlights