GRIT, an urban obstacle challenge, happens Saturday, May 14 at Bob’s Gym North.

Challenge the course and challenge yourself. Proceeds will support the Mud Bobbers Team. First wave goes off at 8 a.m. Registration is $25 and includes a custom event T-shirt. LIttle Gritty kids run is free and starts at 9 a.m.

Packet pick up starts at 7 a.m. Saturday morning. No early pick up is available.