When Cal Weaver stops at red light on a rainy night while driving home, he ignores the bedraggled-looking teenaged girl trying to hitch a lift. Even when she starts tapping on his window. But when she says, “hey, aren’t you Scott’s dad?” and he realizes she’s one of his son’s classmates, he can’t really ignore her. OK, so giving a ride to a teenage girl might not be the smartest move, but how m...