Getting a Grip A gymnast's routine is all about handiwork and footholds   photograph by Peter Read Miller Next Photo SI Olympic Dailies Day: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18