2003 Ohio highway sniper attacks
The Ohio highway sniper attacks were a series of 24 sniper attacks along Interstate 270 and other nearby highways in the central part of the U.S. state of Ohio (mostly around Columbus) against traffic, homes, and a school building in the Hamilton Local School district in Columbus, Ohio. The shootings began in May 2003 and continued for several months.
Source: Wikipedia — 2003 Ohio highway sniper attacks (CC BY-SA 4.0)