UPDATE: Hiker who fell at McAfee Knob summit dies

Greg Marr Sr., the man who fell 100 feet from McAfee Knob, died Wednesday morning.

His son, Greg Marr Jr., confirmed the news of his father's passing to WDBJ7 and through

a radio station that he manages.

Marr Sr. was 67.

A hiker who fell nearly 100 feet from McAfee Knob's summit Wednesday underwent another surgery this weekend.

That's according to his son who posted an update on Facebook.

We originally reported Wednesday that the man suffered life threatening injuries from his fall.

His son identified the man who fell as Greg Marr Sr. and says Marr did sustain a multitude of serious injures, but is quote "lucky to be alive."

He also thanked a man named Drew Carlson for calling 911 the day of Marr's fall.

A hiker is in the hospital with life-threatening injuries after officials said he fell from McAfee Knob's summit.

It happened around 3:40 p.m. on Wednesday afternoon, in the Masons Cove area of Roanoke County.

Officials said a man in his 60s fell from the top of the mountain, about 100 feet down.

Rescuers made contact with the hiker at 4:30 p.m. and were able to carry him down the mountain, across steep and rocky terrain.

The scene was cleared around 7:30 p.m.