The research arm of Congress is suggesting that lawmakers should seek answers regarding international participation in the Army-Marine Corps Joint Light Tactical Vehicle since Australia and other nations have yet to embrace the program. The JLTV program, aimed at replacing 55,000 humvees, is now in its engineering and manufacturing development phase without Australia, though that nation did participate in the technology-development phase. Now, Australia has begun developing its own domestic version of the JLTV, though it continues to monitor the...