In his first race as a master Meb set the half-marathon WR at 62:29 although the race was actually won by Jordan Chipangama in 62:27. Eri Hayakawa won the women's half (1:10:50) while Sara Hall was 3rd (1:11:31) and Jen Rhines won the masters race (1:16:36).
*This site says the Masters WR is 62:28 by NZ's John Campbell