A 49-year-old Middlesex man was killed after his vehicle collided with a tree in Yates County on Sunday.
The crash happened around 7 a.m. when Andrew Stewart, 49, of Middlesex was traveling south on Kaltenbeck Road.
Deputies say his vehicle left the east side of the roadway and struck a tree.
Stewart was pronounced dead at the scene. The cause of the accident remains under investigation.