About 3,000 machinists at jet engine-maker Pratt & Whitney in Connecticut have approved a new four-year contract, ending a three-week strike over wages, job security and other issues.

Machinists represented by the International Association of Machinists and Aerospace Workers have ended their strike.

Pratt & Whitney is one of the world's largest engine manufacturers in the aviation and aerospace industry. The East Hartford, Connecticut-based company manufactures engines for the commercial, private,