S2 E11 Blue Christmas
The team search for the killer of a Navy Commander's wife.
S15 E18 The End Game
Twins Emilia and Margot Vance are found murdered.
S1 E4 Fire Code
A new cyber-threat allows arsonists to hide their traces.
S1 E5 Crowd Sourced
A bomber is fixated with society's reliance on technology.