Aleksandr Sorokin of Lithuania runs 309 kilometres in 24 hours to break world record

Sorokin averaged 4:39 per km over seven consecutive marathons

American ultrarunner smashes 100-mile treadmill world record with 11:32:05 run

Taggart VanEtten shattered the previous world record by a whopping 37 minutes

Zach Bitter takes USATF 100-mile crown, Beth Pascall wins Canyons 100K in busy weekend

Ultrarunners laid down some super fast times this past weekend at a couple of races in California and Las Vegas