The man was trimming tree branches in the 4600 block of Luxberry Drive, in Fairfax near the Nova Medical Group, around 8:30 a.m when he was electrocuted, Fairfax County Police said on Twitter.
Rescuers climbed 25 feet to cut him free from a tree and rushed him to a hospital with life-threatening injuries where he later died.
Officials have not released his name.
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