Panamanian authorities say they have discovered more containers holding suspected arms on a North Korean ship that had come from Cuba.<br/> <br />They are calling on the UN to investigate the case.<br/> <br />Panama seized the ship last week after a tense stand off with the crew in which the captain tried to slit his own throat.<br/> <br />Authorities discovered suspected arms on board which Cuba said were weapons being sent back to North Korea for repair.<br/> <br />Panama has detained the 35 crew members on board -- who will face charges of crimes against Panama's internal security.
