JAKARTA, Rabi'I 7, 1436, Dec 29, 2014, SPA -- As countries around Asia sent ships and planes to help in the search effort, the missing AirAsia jet carrying 162 people could be at the bottom of the sea after it was presumed to have crashed off the Indonesian coast, Reuters cited an official as saying on Monday, The Indonesia AirAsia plane, an Airbus A320-200, disappeared after its pilot failed to get permission to fly higher to avoid bad weather during a flight from the Indonesian city of Surabaya to Singapore on Sunday. Flight QZ8501 did not issue a distress signal and disappeared over the Java Sea five minutes after requesting the change of course, which was refused because of heavy air traffic, officials said. --SPA 11:22 LOCAL TIME 08:22 GMT www.spa.gov.sa/w