49ers name QB Sam Darnold backup to Brock Purdy over Trey Lance
Source -- 49ers mull options after Trey Lance loses QB2 battle - ESPN
Trey Lance future in doubt after San Francisco 49ers made 'worst
49ers' Trey Lance to start preseason opener vs. Raiders Sunday
Sam Darnold tabbed as 49ers' backup quarterback over Trey Lance
NFL notes: Rookie quarterback C.J. Beathard to make first start
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49ers GM John Lynch says Trey Lance remaining on team as 3rd
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How Kaepernick's rise in 2012 season could help Kyle Shanahan with
49ers name Colin Kaepernick starting quarterback
49ers QB room: With Trey Lance and Brock Purdy, the Niners don't
Chargers vs. 49ers: News, analysis and updates ahead of preseason