Kejelcha Runs 56:51 in Buenos Aires to Snatch the Half Marathon World Record Back From Kiplimo
Yomif Kejelcha ran 56:51 at the 2026 Buenos Aires Half Marathon to break Jacob Kiplimo's 57:20 world record. How the record finally fell in South America.

Long runs can be the most rewarding part of training, but a few common mistakes can turn them into a slog. Learn how to pace yourself, fuel and hydrate consistently, avoid untested gear, time workouts and meals wisely, dress for changing weather, and resist adding extra mileage.

Los Angeles Marathon organizers are adding a heat-safety option: if race-day temperatures climb too high, runners may stop just after mile 18 and still receive a finisher medal. With forecasts rising from 12–13°C at the 7 a.m. start to 25–27°C by midday, the McCourt Foundation says the goal is preventing dangerous heat illness.