Tiki Barber Says Giants Shouldn't Sit Saquon Barkley, It'll Hurt His Psyche

The WORST thing the New York Giants could do for the struggling and banged-up Saquon Barkley is force him to sit the rest of the season ... so says the team's all-time leading rusher, Tiki Barber. The G-Men are having a terrible season -- they're…