Statement from International Motor Sports Association:
DAYTONA BEACH, Fla. (Nov. 20, 2013) – Officials from the International Motor Sports Association (IMSA) and Continental Tire have jointly decided to suspend on-track testing of TUDOR United SportsCar Championship Prototype (P) and Prototype Challenge (PC) race cars after issues were discovered during testing at Daytona International Speedway on Tuesday.
MSA and Continental Tire are analyzing the situation and working toward a solution. On-track testing will continue at Daytona on Wednesday for the GT Le Mans (GTLM) and GT Daytona (GTD) classes. On-track testing of the DeltaWing DWC13 prototype – which utilizes a unique tire and technical package – will also continue as scheduled.
Coverage of the incidents can be found here.