San Francisco 49ers head coach Kyle Shanahan spoke at length about being involved in a dramatic car accident last month, which he claimed happened when he tried reaching for his phone in the backseat of his Tesla.  “I mean, anytime you cause an accident that could be avoided, you’d feel pretty stupid,” Shanahan, 46, told reporters during a press conference on Saturday, August 8. “Especially when you have a chance to hurt someone else.” Shanahan broke his nose, three ribs and his hand in the July 14 crash, which also resulted in him suffering a severe concussion and needing...