Trump has ordered Navy to drop EMALS for steam catapults on Doris Miller carrier, a costly reversal confirmed by the White House in a security memo. President Trump has ordered the Navy to strip out the new electromagnetic catapults from future aircraft carrier construction plans and return to steam-powered systems that have launched fighter jets into the sky for generations. Key points and original sources are listed below.

• Trump has ordered Navy to drop EMALS for steam catapults on Doris Miller carrier, a costly reversal confirmed by the White House in a security memo.S1

• President Trump has ordered the Navy to strip out the new electromagnetic catapults from future aircraft carrier construction plans and return to steam-powered systems that have launched fighter jets into the sky for generations.S2