Donation Options Search Search Search Bill Karris holds his 16-inch yellow perch caught after launching out of Portage, Indiana. Provied by Mark Addis Share Friends of Fishing’ Mark Addis called ...

The IMS Safety Patrol, known in modern Indy 500 era as beloved "yellow shirts," began more than a century ago as guards with full military equipment.

IMS' volunteer yellow shirts didn't always wear yellow. And they used to carry guns Initially, IMS was patrolled by National Guard members. 'I've heard they were pretty mean' Yellow shirts ...