Krispy Kreme Challenge 5k Calendar When: June 8, 2019 @ 7:00 am – 11:30 am 2019-06-08T07:00:00-04:00 2019-06-08T11:30:00-04:00 5K 2018 Check race calendar for details. 2017 Click here for results. Click here for VIDEO RunTimeRaces.. check race calendar at LRU Posted in .