The Pentagon today shifted $1 billion from Army funds to a counternarcotics account to construct 57 miles of fencing along the United States-Mexico border, according to documents obtained by Inside Defense . In a March 25 letter to Homeland Security Secretary Kirstjen Nielsen, acting Defense Secretary Pat Shanahan explained his rationale for reprogramming the funds to build fencing along “11 drug-smuggling corridors.” “Accordingly, at this time, I have decided to undertake Yuma Sector Projects 1 and 2 and El Paso...