Yosemite National Park visitors are asked to look out for a man reported missing over the weekend.
Hayden T. Klemenok was last seen wearing a tan-brimmed hat, white sunglasses, a red t-shirt, blue swimming trunks, and white Adidas shoes.
According to rangers, he was backpacking with a group at Upper Chilnualna Falls on Sunday. Around 2:00 p.m., he went into Chilnualna Creek near the trail junction.
His current whereabouts are unknown.
Visitors who might have sighted Klemenok since 2:00 p.m. on Sunday or were hiking off-trail around the Upper Chilnualna Fall on Sunday or since are asked to contact the Yosemite National Park Dispatch.
The dispatch phone number is 209-379-1992 and the email address is YOSE_Desk_Officer@nps.gov.