in the day, he got in Cliff Griffith's car, and at a speed of 141.565 mph, bumped Johnnie Parsons from the lineup. Qualifying results Grid First alternate Failed to Qualify = Indianapolis 500 rookie = Former Indianapolis 500 winner Race summary First half On the backstretch during the pace lap, Elmer George hit the back of Eddie Russo's car, putting both cars out of the race before the start. Only 31 cars took the green flag. Polesitter Pat O'Connor took the lead at the start and led the first four laps. Troy Ruttman led laps 5–6. O'Connor re-took the lead for laps 7–9, but Ruttman led laps 10–11, until blowing the engine. Paul Russo took the lead on lap 12, and in the first twelve laps there had already been four lead changes between three drivers. Second half Sam Hanks took the lead for the final time on lap 135. Race results Box score Notes – Includes 1 point for fastest lead lap. = Indianapolis 500 rookie = Former Indianapolis 500 winner Race notes Fastest Lead Lap: Jim Rathmann – 1:02.75 Sam Hanks was the only driver in the field using the British made Lodge Spark Plugs. The other 32 drivers all had the American Champion brand installed. Dick Rathmann qualified, but was mugged the night before the race. He was replaced in the car by Johnnie Parsons. First Indianapolis 500 starts for Eddie Sachs, Mike Magill, Bill Cheesbourg, and Elmer George. Only Indianapolis 500 start for Don Edmunds. Last Indianapolis 500 starts for Sam Hanks, Andy Linden, Marshall Teague, and Fred Agabashian. Broadcasting Radio The race was carried live on the IMS Radio Network. Sid Collins served as chief announcer. The broadcast was carried by 302 affiliates, including Latin America. It reached 46 states and DC. The broadcast came on-air at 10:45 a.m. local time, fifteen minutes prior to the start of the race. For the fifth years, the network featured announcers from the five major radio stations in Indianapolis (WISH, WIRE, WIBC, WFBM, and WISH). For 1957, the crew was expanded to eleven, with three new remote reporting locations. For the first time, there would be a reporter in each of the four turns, and a third pit reporter was added to help cover the recently lengthened pit lane. In addition, the booth announcers moved into the newly-constructed Master Control Tower along the frontstretch. Charlie Brockman conducted the