Four former aviators-turned-House-lawmakers have launched a new Mach 1 Caucus to advocate for military air power needs and, one member said, serve as "a Rosetta Stone" by translating what's happening in the Pentagon and across the defense industry for fellow members of Congress. The caucus, announced Thursday , seeks to ensure the Defense Department has “the assets and resources” it needs, and that officials are moving at the appropriate speeds, to “actually deliver platforms to help offset this China threat,”...