El tercer grado/ 3rd Degree

When a townhouse across the street explodes in flames, Detective Lindsay Boxer and Assistant District Attorney Jill Bernhardt find a sinister note signed 'August Spies' at the scene of the disaster, and the body of an infant who was asleep in the house at the time of the explosion cannot be found, but soon a wave of violent incidents, all with links to political terrorism and involving 'August Spies,' sweeps through the city.