Martial Law - Season 2 Episode 19 Heartless

The Governor's daughter is waiting in hospital for a heart transplant. Sammo is an old friend of the Governor, they met when they were both in China, and Sammo's job in LA is down to him. The heart is stolen when the ambulance transporting it is attacked and the Governor soon receives the inevitable ransom call. If he doesn't sign pardons for three serial killers then his daughter will never see the heart. The governor decides that his daughter is worth more than his career and signs the pardons, hoping that Sammo and the MCU can catch the criminals before they start killing again!