WARNING: This video contains upsetting images. Viewer discretion is advised. Several military horses broke loose during a routine training exercise in London, injuring four people and damaging vehicles in the city's downtown area. They are among the best-trained horses in the world and are normally used on noisy city streets. Redmond Shannon explains how it all unfolded and the health of both the horses and those injured in the stampede. For more info, please go to https://globalnews.ca/news/10446363/horses-break-loose-london-injured/ Subscribe to Global News Channel HERE: http://bit.ly/20fcXDc Like Global News on Facebook HERE: http://bit.ly/255GMJQ Follow Global News on Twitter HERE: http://bit.ly/1Toz8mt Follow Global News on Instagram HERE: https://bit.ly/2QZaZIB #GlobalNews #UK #Horse