Natalie Martinez

Mac takes another look at a 20-year-old case involving a missing boy when the prime suspect is murdered; Flack tries to face his lingering issues.

Mac and Jo go to San Francisco to look for a missing teenage girl based on evidence found in crime scene photos.

Mac and the team work with D.B. Russell in hope of outsmarting Christine's kidnappers and saving her life.

The CSIs rush to stop serial arsonist Leonard Brooks after he begins using fire against people from his dark past.

On Valentine's Day, Mac and the team investigate three tales of love gone wrong.

The CSIs are confronted with a puzzling mystery when two different victims are linked by the same unusual weapon.