Halle Berry has shocked fans with her unbelievably athletic bikini body in a new fitness snap.MORE: Halle Berry flashes killer abs and physique in the rain after sweaty workoutThe Die Another Day star posted the snap as she promoted her rē•spin brand's first all-access at-home workout program, YOURFIT.The actress looked breath-taking as she stood in the tan bikini with a pink-lined booty band encapsulating her legs.In the picture, she stood next to her own personal trainer, Peter Lee Thomas, who