"I’m more just mad at myself for getting too caught up in the record and not caught up enough in the sprint finish," the former BYU runner said about taking second in the Houston Half.

Ryan Hall's American record in the men's half marathon is no more. Conner Mantz runs 59:17 at the Houston Half for a new U.S. all-time best

America’s best in half-marathon now goes through the Conner Mantz zone. Mantz checked in at 59 minutes, 17 seconds in the Houston half marathon to help the U.S. Olympian and Cache Valley native shatter the 18-year American record in the event by 26 seconds Sunday.

“For the second consecutive year, Weini Kelati improved on the American record at the Houston Half Marathon,“ Runner’s World reported. ”The 28-year-old finished second in 1:06:09, 16 seconds faster than the time she ran at the race last year.”

In a thrilling, nail-biting finish, Olympic marathoner Conner Mantz shattered the long-standing American record in the half marathon, running 59:17 Sunday morning in Houston. The time betters Ryan Hall’s mark of 59:43,

Freezing rain and powerful winds couldn’t stop American runners from making history at the Houston Half Marathon on Sunday morning. U.S. Olympian Conner Mantz clocked 59:17, taking down Ryan Hall’ s 18-year-old American record of 59: 43,