The Michigan State Police (MSP), in connection with 160 agencies across the state, have begun their drunk driving crackdown for the Fourth of July holiday period.

The extra enforcement began on Monday and will run through Sunday, July 7th. The efforts is being federally funded and is expected to cost $235,000.

During last year's Fourth of July holiday crackdown, four people died in traffic accidents and 126 people were arrested, 23 of which had a blood alcohol content of 0.17 or higher.