A Saudi pilot died when his U.S.-made F-15 fighter jet crashed in eastern Saudi Arabia.

The Saudi Defense Ministry said in a statement on Tuesday that Lt. Saif bin Abdullah died when his F-15 plane crashed late on Monday evening during a routine training flight over King Abdul-Aziz air base in the country’s east.

The statement says authorities are investigating the crash.

Saudi Arabia announced last fall a $60 billion deal to buy 84 new F-15 fighter jets.

-articles.boston.com