1. IMS Testing to Include Firestone Tire Test 2. USF2000, Pro Mazda to Share New Common Chassis 3. Tagliani Added to Canadian Motorsport Hall 4. Of Note 1. IMS Testing to Include Firestone Tire Test: Six Verizon IndyCar Series drivers will participate in on-track testing Aug. 12 at Indianapolis Motor Speedway. The 9 a.m.-5 p.m….