Firefighters in Phoenix have rescued a 23-year-old man from the top of the Echo Canyon Trail.
The man reportedly made it to the top but started to experience extreme dizziness. Friends also told firefighters the man stopped sweating, which is a sign of extreme heat exhaustion.
The man was taken by helicopter off the mountain and then put into an ambulance on the ground.
Stay with ABC15 and ABC15.com for more on this developing situation.