RoadA year after Barcelona, the governing body ruled the lead car gave Kiplimo pacing assistance; Yomif Kejelcha's 57:30 from Valencia 2024 stays the record.
TrackA 56.45 last quarter gave Hocker 8:07.31 over Kerr's 8:07.68; Myers ran 3:47.57, Nikki Hiltz 4:19.64 and Doris Lemngole a collegiate 3000 m record.
RoadThe Kenyan ran alone from 15 km to win the Kagawa Marugame Half by nearly a minute; Dolphine Omare took a third straight title and Eilish McColgan was second.
RoadThe 25th Dubai Marathon went to two Ethiopians, Melak in a world-leading 2:04:00 in his first marathon and Anchinalu Dessie in a 2:18:31 personal best.
RoadThe Ethiopian broke a 20-man pack inside the last 10 km; Yuya Yoshida and student Asahi Kuroda led six Japanese men into the LA Olympic trials.
TrackWillis was second to Britain's Isabelle Boffey in Boston but took down Ajee' Wilson's 2020 mark of 1:58.29, six days after winning at the Indoor Grand Prix.
GearThe third Cielo X1 weighs 213 g in a men's 10, drops the lateral foam cutout and keeps the 37 mm stack, at 275 dollars.
RoadChesang pulled away from Bedatu Hirpa and Workenesh Edesa in the last 2 km in Osaka; Mikuni Yada ran 2:19:57, the fastest marathon debut by a Japanese woman.
RoadAbdelhadi Labali won the men's race in 2:07:34 and Benhima led a Moroccan sweep of the women's podium in 2:24:48 at the 36th edition.
TrackPaced by his brother, Hoey took 0.17 off Wilson Kipketer's 1997 mark at the New Balance Indoor Grand Prix, the first Gold meeting of the World Indoor Tour.
TrailOn a landslide-shortened 93 km course, the two women crossed together in 10:43:35 to open the World Trail Majors season; Qin won the men's race in 8:52:36.
TrackKessler ran 4:48.79 at the New Balance Indoor Grand Prix, taking 1.2 seconds off a record from 2007; Grant Fisher's 4:49.48 was also faster than the old mark.
RoadThe B.A.A. announced the professional fields for the 130th Boston Marathon on April 20, led by defending champions John Korir and Sharon Lokedi.
RoadAbate broke clear in the last kilometre to win the Tata Mumbai Marathon in 2:09:55; Chekole's 2:25:13 was the fifth-fastest winning time in the race's history.
RoadEthiopia's Bizuneh Melaku Belachew won in 2:09:39 and all three men on the podium broke 2:10; Shitaye Eshete of Bahrain took the women's race in 2:27:03.
XCEight days after his World Cross silver, Berihu Aregawi won the Cross Internacional Juan Muguerza in the Basque Country; Winfred Yavi won by over a minute.
UltraJuza ran 19:22:44 over five loops of Honolulu's jungle trails to break a mark that had stood since 2013; Aimee Warnke won the women's race in 27:24.
TrackThe 19-year-old Australian won the Washington Indoor Preview mile by five seconds, a facility record and the quickest indoor mile ever run in January.
UltraSebastien Raichon finished the 268-mile Montane Winter Spine Race in 95 hours 43 minutes on Thursday morning; Anna Troup won the women's race in 106:19.
RoadEthiopia filled both podiums at the C&D Xiamen Marathon, with Wolde winning a four-second finish in 2:09:18 and Aga clear in 2:22:45.
RoadAndreas Almgren ran 26:45 and Eilish McColgan 30:08 at the 10K Valencia Ibercaja, where a record 14,134 runners finished and 233 broke 30 minutes.
XCThe club championships ran the Worlds loops a day later; GRC Tracksmith won the men's team title and Minnesota Distance Elite the women's.
RoadTalbi broke his own Houston record and became the first American man to win the race since 2003; Calli Hauger-Thackery won the women's race in 2:24:17.
RoadA course record for the NCAA cross country champion, 59:23 for Alex Maier, a Canadian record for Rory Linkletter and 66:20 for Taylor Roe in Houston.