Jimmy Hoffa to the U.S. Senate in the 1964 election. Hoffa spent the next three years unsuccessfully appealing his 1964 convictions. Appeals filed by his chief counsel, St. Louis defense attorney Morris Shenker, reached the U.S. Supreme Court. He began serving his sentences in March 1967 at the Lewisburg Federal Penitentiary in Pennsylvania. Just before he entered prison, Hoffa appointed Frank Fitzsimmons as acting Teamsters president. Fitzsimmons was a Hoffa loyalist, fellow Detroit resident, and a longtime member of Teamsters Local 299, who owed his own high position in large part to Hoffa's influence. Despite this, Fitzsimmons soon distanced himself from Hoffa's
Jimmy Hoffa arrived at the scene. State police were brought in and the FBI was alerted. At suppertime, Hoffa's son, James P. Hoffa, filed a missing persons report. Years of extensive investigation, involving numerous law enforcement agencies including the FBI, came to no definite conclusion. Giacalone and Provenzano, who denied having scheduled a meeting with Hoffa, were found not to have been near the restaurant that afternoon. Hoffa was declared legally dead on July 30, 1982. The case continues to be the subject of rumor and speculation. Hoffa's wife, Josephine, died in 1980. According to her children, she died of the grief