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.”

For the second year in a row, Weini Kelati sets the American record in the women's half marathon at the Houston Half.

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,