By Rod Ardehali For Dailymail.com
Published: 21:42 BST, 19 June 2019 | Updated: 21:49 BST, 19 June 2019
Colorado marathon runners had an extra incentive to chase a PB this weekend after a black bear wandered onto the off-road trail interrupting the race.
Photographs from the event shows the bear crossing paths with participants in the Leadville Trail Marathon on Saturday, but thankfully appeared uninterested in the runners.
Quentin Genke caught pictures of the bear