Photos: Big Wild Life Runs in Anchorage

ExpandAutoplay

Image 1 of 18

Competitors in the Skinny Raven Half Marathon leave the start during the Big Wild Life Runs in downtown Anchorage on Sunday, Aug. 16, 2015.

Two victories and two PRs in 24 hours? No sweat for Anna Dalton.

Returning to the top after a 10-year absence? Not a problem for Michelle Mitchell.

Shaving 17 minutes off your marathon personal-best less than 10 months after having a baby? A little too good to be true for Michelle Baxter.

Rain didn't slow down runners in the Big Wild Life Runs and in fact spurred some, like half-marathoner Dalton and ultramarathoner Mitchell, to amazing results Sunday.

But a temporary mistake made the marathon course about a mile shorter than the standard 26.2 miles, prompting some frontrunners to wonder whether their watches or GPS devices weren't working right.

READ MORE: Rain doesn't slow Big Wild Life runners