KO SAMUI, THAILAND - MAY 20: Unidentified runners in action at the Samui cross country 2018 on May 20,2018 in Ko Samui island, Thailand. The first of trail running in ko samui thailand.

KO SAMUI, THAILAND - MAY 20: Unidentified runners in action at the Samui cross country 2018 on May 20,2018 in Ko Samui island, Thailand. The first of trail running in ko samui thailand. - 106401822