FILE - Fritz Peterson, left-handed pitcher for the New York Yankees, is shown in Florida in 1968. Peterson, the New York Yankees pitcher who created a controversy when he swapped wives and families with teammate Mike Kekich in 1973, died of lung cancer at his home in Winona, Minn., on Oct. 19, according to the death certificate filed with the Winona County Vital Records Department. He was 81. (AP Photo/File)
FILE - New York Yankees pitchers Mike Kekich, left, and Fritz Peterson have their arms full of kids after they showed up at the spring training camp at Fort Lauderdale, Fla., Feb. 28, 1972. Kekich holds crying son Jim and daughter Regan, and Peterson holds his son Eric. Peterson, the New York Yankees pitcher who created a controversy when he swapped wives and families with teammate Mike Kekich in 1973, died of lung cancer at his home in Winona, Minn., on Oct. 19, according to the death certificate filed with the Winona County Vital Records Department. He was 81. (AP Photo/Joe Migon, File)
FILE - New York Yankees' Fritz Peterson pitches in 1968. Peterson, the New York Yankees pitcher who created a controversy when he swapped wives and families with teammate Mike Kekich in 1973, died of lung cancer at his home in Winona, Minn., on Oct. 19, according to the death certificate filed with the Winona County Vital Records Department. He was 81. (AP Photo/File)
FILE - New York Yankees Fritz Peterson, whose wife gave birth to a boy earlier in the day, holds cigars in the locker room at Yankee Stadium , Aug. 2, 1967, in New York. Peterson, the New York Yankees pitcher who created a controversy when he swapped wives and families with teammate Mike Kekich in 1973, died of lung cancer at his home in Winona, Minn., on Oct. 19, according to the death certificate filed with the Winona County Vital Records Department. He was 81. (AP Photo/File)
FILE - New York Yankee pitchers Fritz Peterson, front, and Mike Kekich sit on a schooner's bowsprit with their wives, Marilyn Peterson, left, and Susanne Kekich, Aug. 28, 1972, on the Long Island Sound in New York.Peterson, the New York Yankees pitcher who created a controversy when he swapped wives and families with teammate Mike Kekich in 1973, died of lung cancer at his home in Winona, Minn., on Oct. 19, according to the death certificate filed with the Winona County Vital Records Department. He was 81. (AP Photo/Marty Lederhandler, File)