C.J. Spiller not ready to concede spot on Bills track team

The Bills added some serious speed this offseason. But C.J. Spiller is not prepared to let anyone else anchor the relay team. The Bills running back is fast, running a 4.37 40 at the Combine. But third-round pick Marquise Goodwin ran his in 4.27 this year, making him the resident track star. “You can’t go…