LAFD high angle experts are rapelling into the canyon behind Meadow Lane in White Rock to rescue an injured hiker. Deputy Fire Chief Justin Grider told the Los Alamos Daily Post that early indications are that the injuries are not life threatening. Check back at ladailypost.com for more on this developing story. Courtesy/LAFD

Deputy Fire Chief Justin Cassel at one of the staging areas for emergency vehicles responding to the scene near where a hiker has fallen into the canyon behind a home on Meadow Lane. Photo by Carol A. Clark/ladailypost.com

LAFD vehicles on Meadow Lane in White Rock behind which a hiker has fallen into the canyon and a rescue operation is underway. Photo by Carol A. Clark/ladailypost.com

A Life Flight helicopter hovers over the area. Photo by Carol A. Clark/ladailypost.com

Life Flight medical personnel exit the helicopter that has landed at Overlook Park and will treat and transport the injured hiker to a hospital once LAFD high angle complete the rescue. Photo by Carol A. Clark/ladailypost.com

Los Alamos Firefighters speak with Life Flight medical personnel at Overlook Park who are waiting to treat and transport the injured hiker to a hospital once LAFD high angle experts complete the rescue. Photo by Carol A. Clark/ladailypost.com