Law enforcement agencies in Michigan are putting extra officers on the road as part of a statewide drunken driving crackdown that includes the Fourth of July holiday.
The "Drive Sober or Get Pulled Over" effort began Monday night and runs through Sunday.
The Michigan Office of Highway Safety Planning said the crackdown includes law enforcement officers from 156 agencies and is paid for by federal funds.
Michigan State Police are involved in the effort.
The crackdown also involves agencies in Ottawa, Allegan, Berrien, Calhoun, Chippewa, Delta, Eaton, Genesee, Grand Traverse, Houghton, Ingham, Jackson, Kalamazoo, Kent, Livingston, Macomb, Marquette, Monroe, Muskegon, Oakland, Ogemaw, Saginaw, St. Clair, Van Buren, Washtenaw and Wayne counties.