Numb3rs (2005)

S1E10 Dirty Bomb

A truck loaded with radioactive substances is hijacked, and the criminals demand a ransom of $20 million, threatening to detonate a dirty bomb in Los Angeles within 12 hours if their demands aren't met. As Don works to locate the stolen truck, Charlie focuses on identifying the optimal site for the bomb's explosion, aiming to maximize the potential harm to the city's residents.