Rise Of The Marauder Militant

Two attackers walk outside Borough Market in London
following a vehicle ramming attack on the nearby London
Bridge on June 3, 2017. Three terrorists hit pedestrians
with a van on the bridge and then stabbed more people in
the Borough Market area before being shot and killed by
police. Eight people died and 48 were injured in the attacks.

Terrorist attacks take many forms. An increasingly common variety, and one of the more challenging threats, has been designated "marauding...