DRY RIDGE, Ky. (AP) - The state medical examiner's office will determine how a man died at the wheel of his car on Interstate 75 in northern Kentucky.
State troopers found the man dead in a black Mercedes shortly before noon Monday along the highway near Williamstown.
The car was on the right shoulder of the southbound lanes near exit 154.
Police said they received a phone call about a motorist needing help.
No one else was in the car when a trooper arrived.
The name of the driver wasn't immediately released.
(Copyright 2008 by The Associated Press. All Rights Reserved.)