All hope looks lost for the remaining missing person until a new lead emerges - with Lana now known to the bomber, she must work harder than ever to avoid his traps.
The series turns the spotlight on counter terrorism policing and the extraordinary work of the Metropolitan Police Bomb Disposal Squad. When a terrorist campaign threatens the capital over the summer, the Expos are at the forefront of urgent efforts to find out who is behind the bombings before fatalities escalate.
Trigger Point - Series 3, Episode 4 Synopsis and Schedule