Hiker, 21, Hasn't Been Seen for a Month After Saying He Was Going to Try a 'Short Cut'

NEED TO KNOW

Joseph Brambila was last seen hiking Mount Whitney in California in November

He was reported missing just days after his 21st birthday

The Fowler-O'Sullivan Foundation, which assists the families of missing hikers, is working with the Inyo County Sheriff's Department to locate Brambila, who is now feared dead

A young hiker filmed a YouTube video on the slopes of Mount Whitney in November — and has not been seen since he indicated he would be taking a "short cut" on the way down.

Joseph Brambila first posted a video of himself sliding down the snow-covered upper slopes of Mount Whitney in June. This maneuver is known as a "glissade," and typically requires the use of an ice pick and a helmet for safety reasons, The Los Angeles Times reports.

“Low key, I didn’t know ho