A British judge on Monday rejected the United States’ request to extradite WikiLeaks founder Julian Assange to face espionage charges, saying he was likely to kill himself if held under harsh U.S. prison conditions.

WikiLeaks founder Julian Assange is set to challenge the U.S. government's attempt to extradite him on spying charges over the site’s publication of secret U.S. military documents in a UK court, reports AP.