Trevor Siemian’s first drive ends with a fumble, Panthers make them pay

Prior to tonight, Trevor Siemian’s only play was a kneel down to end a game. But the Broncos quarterback moved his team a bit, before a turnover ruined any early momentum they had built. Rookie Devontae Booker’s first NFL carry was fumbled, forced and recovered by Panthers defensive end Charles Johnson. Siemian had moved them 46…