Icy roads and foggy skies may be to blame for a fatal crash duirng the Monday morning rush in Prince George's County, Md.
Shawn Bowman, 32, of Suitland, Md., was critically injured after his car overturned in the crash. He was taken to the Prince George's Hospital Center in Cheverly, Md., where he later died.
A woman and baby in the other car were also injured, but are expected to be OK.
Investigators are trying to figure out what led up to the crash.
"One of the things we're going to be looking into is road conditions ... it was foggy this morning," said Sgt. David Schlosser.
Anyone who witnessed the crash is asked to call the U.S. Park Police Criminal Investigations tip line at 202-610-8637.