Armed police are seen outside a cafe in the central business district of Sydney on December 15, 2014. Hostages were being held inside a cafe in central Sydney on December 15 with an Islamic flag displayed against a window, according to witnesses and reports, while police said they were also responding to an “incident” at the nearby Opera House. AFP PHOTO / SAEED KHAN (Photo credit should read SAEED KHAN/AFP/Getty Images)
