With a link established to Ohio, the FBI began checking flight records between Ohio and California around March 1972. They discovered that several individuals had traveled back and forth under suspicious circumstances.
The final nail in the coffin was the townhouse they rented in California. While the crew had meticulously cleaned the bank vault, they forgot to properly clean their rented hideout. FBI agents discovered unwashed dishes in the dishwasher. From these dishes, forensic experts recovered the fingerprints of Amil Dinsio and his accomplices.
4. The Aftermath