The Panthers placed Olsen (foot) on injured reserve Tuesday, Max Henson of the team's official site reports. "He broke the fifth metatarsal on his right foot -- it's called a Jones fracture," head athletic trainer Ryan Vermillion said. "He had a screw inserted to repair the fracture."
Hendrick Motorsports has named Darian Grubb crew chief of the No. 5 Chevrolet SS team and driver Kahne for the remaining nine playoff races of the 2017 NASCAR Cup Series season. He will be atop the pit box for Sunday's event at New Hampshire Motor Speedway, Hendrick Motorsports PR reports.