Saquon Barkley is in a funk. Why has he struggled, and can he snap out of it against the Bears?

PHILADELPHIA -- - Saquon Barkley can admit it now after another futile effort. He's in a "funk."

Of late? Absolutely.

The Philadelphia Eagles running back and AP Offensive Player of the year ran for just 22 yards on 10 carries in a loss - an epic collapse , actually - to the Dallas Cowboys . Barkley even lost a key fumble in the fourth quarter that helped turn a 21-0 lead into a 24-21 loss for the Eagles' biggest blown lead in a defeat since 1999.

All season? Yup, and that makes the frustration even worse for Barkley, who would have been hard-pressed to match last season's numbers - 2,005 yards rushing in the regular season, an NFL-record 2,504 yards rushing for the regular season and playoffs, two 200-yard games (one in the playoffs) and six rushing touchdowns of 60-plus ya