HOISINGTON — Engines will once again roar as drivers try to drive through the mud at the fourth annual Mud Run at 1 p.m. on June 1 in Hoisington, south of the railroad track on the east side of U.S. 281. It will be held in conjunction with the Kansas Mud Racing Organization. “It will be a fun and mud slinging event for the entire family,” said Stacey Bressler, director of Hoisington Chamber of Commerce.The gate fee is $10, with children 6-12 at $5, and those 5 and under free.