'Terror' on the streets of London: Chilling footage shows Met firearms officers storm building and ignore the 'wounded' as they hunt ISIS extremists in training exercise following Paris attacks
http://www.dailymail.co.uk/news/article-3341633/Terror-streets-Britain-Chilling-footage-shows-just-ISIS-attack-play-police-ambulance-fire-crews-storm-London-building-training-exercise-wake-Paris-atrocity.html