San Francisco 49ers' Blaine Gabbert (2) is tripped up by Houston Texans' Tevita Finau (94) during the first half of an NFL preseason football game, Saturday, Aug. 15, 2015, in Houston.
San Francisco 49ers' Blaine Gabbert (2) is tripped up by Houston Texans' Tevita Finau (94) during the first half of an NFL preseason football game, Saturday, Aug. 15, 2015, in Houston. George Bridges AP
San Francisco 49ers' Blaine Gabbert (2) is tripped up by Houston Texans' Tevita Finau (94) during the first half of an NFL preseason football game, Saturday, Aug. 15, 2015, in Houston. George Bridges AP