HONOLULU—A cargo plane made an emergency landing in the Pacific Ocean off the coast of Hawaii early Friday and both people on board have been rescued. The pilots of the Transair Flight 810 reported engine trouble and were attempting to return to Honolulu when they were forced to land the Boeing 737 in the water, the Federal Aviation Administration said in a statement. U.S. Coast Guard Lt. Commander Karin Evelyn said in an email that they received a report around 1:40 a.m. of a downed inter-island transport plane. About an hour later, rescuers in a Coast Guard helicopter spotted the debris field and two people in the water, Evelyn said. One person was hoisted into the helicopter and taken to Queens Medical Center, Evelyn said. The Honolulu Fire Department rescued the other person, she said. Their identities were not immediately released. Queen’s officials said a 58-year-old was in the intensive …