Senate Armed Services Committee Chairman John McCain (R-AZ) said Wednesday he hopes to convince his House counterpart Rep. Mac Thornberry (R-TX) to support his defense acquisition reform measures before the conference report for the proposed National Defense Authorization Act is completed later this week, though the senator remains “very concerned” that President Obama will ultimately veto the bill. "We are in the midst of those discussions now," McCain said at the Heritage Foundation in Washington. "I hope to convince him;...