Former Concord High School track coach Rusty Cofrin, far right, watches as Olympic marathoner Guor Marial, who competed without a country because he didn't want to run for Sudan, thanks U.S. Sen. Jeanne Shaheen, D-N.H. Friday, Aug. 31, 2012 in Manchester, N.H. Marial returned to New Hampshire to greet Shaheen, who supported his bid to compete as an independent athlete, which the International Olympic Committee approved July 21. (AP Photo/Jim Cole)