Ed Carpenter jumped to the top of the speed chart late Saturday afternoon and finished with the fastest lap of the day during the Indianapolis 500's first practice session. Carpenter, the stepson of former Indianapolis Motor Speedway CEO Tony George, finished the 2.5-mile oval going 220.970 mph. Another American, Josef Newgarden, was second fastest at 220.920 while rookie Carlos Munoz of Colombia was third at 220.720