49ers and Titans DROP THE GLOVES at Joint Practice // George Kittle Looking On Track for Week 1

Fights galore at joint practice between the San Francisco 49ers and Tennessee Titans in preparation for preseason opener. Christian McCaffrey and Nick Bosa remain out due to "tightness" and "soreness", respectively. George Kittle looking explosive in drills as he tries to get cleared for the regular season. Punt return competition heats up and MORE from training camp. San Francisco 49ers fans are…