House and Senate lawmakers are weighing three legislative options to give the Pentagon flexibility to spend billions in additional fiscal year 2018 operations and maintenance dollars, the House's top defense appropriator told Inside Defense . House Appropriations defense subcommittee Chairwoman Kay Granger (R-TX) said the Defense Department should not be expected to spend a full year of O&M money -- plus funds added by lawmakers -- in less than half that time after months of congressional infighting over spending caps...