Tue Sep 1 10:00am
NUMB3RSThe Art of Reckoning(Season 3, Episode 21) ION

A former mob hit man, now on death row, agrees to cooperate in the investigations of several unsolved murders and show agents where he buried some bodies, but Don questions the man's motives. Also, Larry returns from his space travel.

Tue Sep 1 11:00am
NUMB3RSUnder Pressure(Season 3, Episode 22) ION

Don and his FBI team investigate a possible terrorist attack on Los Angeles after they learn that a deadly substance may be in the city's water supply.