Complex sentence: While the trials were going on, the mob tried to get at Barboza by planting a bomb in the car of his attorney, John Fitzgerald, resulting in Fitzgerald losing his right leg below the knee.
Split into simpler sentences: While the trials were going on, the mob tried to get at Barboza by planting a bomb in the car of his attorney, John Fitzgerald. Resulting in Fitzgerald losing his right leg below the knee.