The following events occurred in May 1960: May 1, 1960 (Sunday) The U-2 Incident began when an American U-2 spy plane, piloted by Francis Gary Powers, entered Soviet airspace ten minutes after takeoff from a U.S. base in Pakistan, at Peshawar. At (0653 GMT), his plane was struck by shrapnel from an exploding Soviet SA-2 missile while he was at 70,500 feet (21,488 m). Powers parachuted and chose not to commit suicide, and landed near Sverdlovsk, where he was captured alive. Maharashtra and Gujarat were formed as the 14th and 15th States of India, when the Bombay State was split along linguistic lines. Born: Steve Cauthen, American jockey, 1978 U.S. Triple Crown winner; Sports Illustrated magazine's Sportsman of the Year at age 17; in Covington, Kentucky. Cauthen rode horses to victory in the premier horse races in the U.S. in 1978, and in Great Britain, France, Ireland and Italy between 1985 and 1991. May 2, 1960 (Monday) Dr. Robert H. Goetz, a German-born surgeon, led a team at the Van Etten Hospital in the Bronx (now the Jacobi Medical Center) in performing the first coronary artery bypass surgery on a human patient. Caryl Chessman was executed at in the gas chamber at California's San Quentin Prison after ten years on Death Row. In San Francisco, defense attorneys had asked to present an argument, and U.S. Judge Louis E. Goodman had decided to issue a stay of execution as Chessman was being strapped into his chair, and instructed his secretary to call the prison, but the secretary had copied only four of the five digits of the telephone number, after which the call took a full minute to go through. Goodman blamed the defense attorneys for waiting until the last minute to seek a stay, commenting that "One of them, at least, should have been here earlier." Chessman, an accomplished author on death row for rape rather murder, had won eight prior stays of execution, and his death was protested worldwide. WLS-AM of Chicago became the first large radio station in the Midwest to switch over to a rock 'n roll format. As police officer Leonard Baldy was preparing to do a live traffic report on Chicago's WGN (AM) radio station, he and helicopter pilot Horace Ferry suffered a fatal accident when one of the overhead rotor blades fell from the station's helicopter. Ferry was able to maneuver the craft away