While competing in the Houston Marathon on Sunday, Jan. 19, long-distance runner Conner Mantz stamped his name into history books. For 17 long years, Ryan Hall has held onto the American half marathon ...

By that metric, Mantz knocked it out of the park, running 59:17 to better Hall’s 2007 mark by 26 seconds (not to mention slashing more than a minute and a half off his previous ...