10-7 (CSI episode)

10-7 is the twenty-fourth episode, and also the last episode in Season 3 of the popular American crime drama CSI: Miami

Plot
A bomb exploded in Miami and Horatio suspect someone is making dirty bombs. Horatio finds a bloody fingerprint of his brother, Raymond Caine, who is believed to be dead. Meanwhile, when Raymond's son is kidnapped, he has to work with Horatio to find the kidnapper and save his son. While processing the crime scene, an unknown assailant holds a gun to Calleigh's head.