There were 18 people aboard the helicopter when it went down , about 30 nautical miles from St. John 's . NEW : Orders to continue ` ` until there 's absolutely no chance '' of locating survivors . NEW : All aboard , should be wearing survival gear , locator beacons . One survivor in hospital , one man found dead , one still missing . 18 aboard were oil workers ; copter ditched into waters off Oman .
NEW : Orders to continue ` ` until there 's absolutely no chance '' of locating survivors . NEW : All aboard , should be wearing survival gear , locator beacons . One survivor in hospital , one man found dead , one still missing . 18 aboard were oil workers ; copter ditched into waters off Oman .