Defense Secretary Mark Esper and Pentagon acquisition chief Ellen Lord say they oppose House legislation that would reduce spending on nuclear weapons and re-structure the way the arsenal is funded. Esper, in a Sept. 11 letter to the House and Senate Armed Services committees, said he had "strong concerns" with provisions in the House's fiscal year 2021 defense authorization and appropriations bills that, in his view, put the Pentagon nuclear modernization program at "unacceptable risk." Esper said the Defense Department...