UPDATE, March 10: Officials said Monday morning that oil slicks and a floating object are not from the missing flight. Read more here.

UPDATE 9:30a ET - Vietnamese air force planes spotted two large oil slicks in the area where the plane vanished in the first sign that the aircraft had crashed. Read the latest developments.

UPDATE 7:30a ET - Efforts continue this morning to locate the airliner. Read more at FoxNews.com.

A search is underway for Malaysia Airlines flight MH370 bound from Kuala Lumpur to Beijing. The Boeing 777-200 is carrying 239 people, including two infants and 12 crew members.

The airline's CEO said in a statement that the passengers are of 13 different nationalities and the airline is currently notifying next-of-kin about the situation.

Malaysia Airlines reports that four of the passengers are Americans.

The aircraft took off and was scheduled to land in Beijing at 6:30 a.m., but air traffic control in Subang, Indonesia reportedly lost contact with the plane two hours into the flight.

Malaysia Airlines said it is working with authorities who have activated a Search and Rescue team to locate the plane.