Southwest Airlines plane hits birds and makes emergency landing in Cuba

Smoke enters cabin of US Boeing 737 after nose and engine were struck during departure of flight 3923 for Florida

A US jetliner taking off from Cuba had engine trouble after hitting birds and returned to Havana for an emergency landing on Sunday, Cuban authorities said.

Smoke entered the cabin of the plane but no one was injured in the incident involving Southwest Airlines flight 3923 to Fort Lauderdale, Florida, said the airline and the Cuban civil aviation authority, Cacsa.