A Maine man was killed when his pickup truck struck a tree and caught fire Sunday evening.
State police say 41-year-old Jason Flagg was pronounced dead at the scene of the crash in Avon.
The crash happened after 6 p.m. on Mile Square Road. Police believe speed was a factor in the crash.
This was the fourth highway death of the weekend in Maine. A man died Friday night when his pickup overturned in Lebanon and a man was killed in Searsmont in a two-vehicle crash on Route 3.
On Saturday night, a motorcyclist died in a crash in Hollis.