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Ground combat systems have overtaken aviation as the most expensive Army procurement portfolio, mainly to reinforce a return to fighting high-end decisive conflict in Europe and elsewhere.Aviation procurement took a $400 million, or 10 percent, hit in the Army’s budget request unveiled Feb. 12, the third year in a row aircraft procurement has paid bills for other priorities. In fiscal 2017, aircraft procurement garnered $4.9 billion compared with $2.4 billion for weapons and tracked combat vehicles.Ground systems procurement remained flat…
