Coast Guard searches for crew member who went overboard from cruise ship

The Coast Guard is searching for a man who went overboard from a cruise ship on Christmas. 
Arron Hough, 20, is an entertainment crew member on Royal Caribbean's Harmony of the Seas.
Hough, who is from the United Kingdom, went overboard when the ship was almost 300 miles off the coast of Puerto Rico.
The Coast Guard is searching by air and sea.