Parting ways could be best for LeSean McCoy and Bills

FOXBOROUGH, Mass. -- As the Buffalo Bills end their 2018 season next Sunday at New Era Field against the Miami Dolphins, it is becoming increasingly clear that coach Sean McDermott's young team and veteran running back LeSean McCoy are two trains traveling along different tracks.

McDermott made establishing a winning culture the focus of this season while integrating less-experienced players into the lineup on both sides of the ball. McCoy, 30, expressed his desire not only to win this season but also march closer to 12,000 career rushing yards and strengthen his case for the Pro Football Hall of Fame.

The two seemingly competing goals might have coexisted this season, but Sunday's 24-12 loss…