Celebrities shaking off the storm and running in the ING New York City Marathon this weekend include “Dancing With the Stars” winner and military vet J.R. Martinez. He’s been training with Timex for the race and will start in last place; the watchmaker will donate $1 to the New York Road Runners’ Youth Programs for every person he passes. Also running in the Marathon will be model Christy Turlington Burns, who is running for Every Mother Counts, a nonprofit battling maternal mortality, former New York Ranger Nick Kypreos and HGTV’s Tanya Marchiol.