LONDON, ENGLAND - JUNE 30: Members of the emergency services take part in Exercise Strong Tower outside the disused Aldywch tube station on Surrey Street on June 30, 2015 in London, England. The counter-terrorism training exercise will involve as many as 1,000 officers and will take place across the city until Wednesday afternoon. (Photo by Rob Stothard/Getty Images)
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Getty Images News Rob Stothard