Career
He immigrated to the United States in 1905. Although born to Catholic parents, when offered the services of a chaplain before his execution Jaworski said:
A man is yellow if he spends his life believing in nothing and then comes crawling to the church because he is afraid his death is near."
He was the leader of the "Flatheads" gang, who committed the first-ever armored car robbery, on March 11, 1927. The gang stole over $104,000 from an armored vehicle on Brightwood Road, Bethel Park, 7 miles outside of Pittsburgh, Pennsylvania.
The bandits placed a landmine under the roadbed, and made off with money that was on its way to Coverdale, Pennsylvania for the Pittsburgh Terminal Coal Company.
The gang was also known for the payroll robbery of The Detroit News business offices in 1928. He was sentenced to death in Pennsylvania on January 2, but received a stay of execution, until a sanity evaluation could be completed.
Jaworski was executed by electric chair in Pennsylvania for a separate payroll robbery which resulted in a murder. The execution took place on January 21, 1929.