Police storm Sydney hostage siege cafe - Reuters witness

Heavily armed policemen stand guard outside the building containing the Lindt cafe, where hostages are being held, at Martin Place in central Sydney December 16, 2014. REUTERS/David Gray

SYDNEY (Reuters) - Police on Tuesday stormed the Sydney cafe where a gunman has been holding an unknown number of people hostage for more than 15 hours, and heavy gunfire was heard, a Reuters witness at the scene said. Moments earlier, at least six suspected hostages were seen running from the scene of the siege. (Reporting by Colin Packham and Lincoln Feast; Editing by Mike Collett-White)