Mike King has announced his resignation as radio voice of the Indianapolis 500.
The Indianapolis Motor Speedway says King will step down on November 1.
He plans to devote more time to his family and other business duties.
King lives in Terre Haute and is a public relations spokesman for Union Hospital.
He first joined the IMS Radio Network as a pit reporter in 1995, and became lead announcer for the Indy 500 in 1999.
The search for his replacement is underway.