About 34,000 people participated in the annual Labor Day Mackinac Bridge Walk on Monday morning, bridge officials said.
According to the Mackinac Bridge Authority, turnout in recent years has ranged from 21,000 to 35,000 since 2018, and about 33,000 people walked the bridge.
Traffic was closed on the bridge at 6:30 a.m. and reopened at 12 p.m., officials said.
