Lawmakers want an accounting of Defense Department plans for cross-domain, cross-service strike concepts -- particularly the use of ground-based systems launched from sea-based platforms -- such as the “game-changing” demonstration the Pentagon disclosed earlier this month of a Standard Missile-6 fired from a large unmanned surface vessel. The Senate Armed Services Committee, in a report accompanying its version of the fiscal year 2022 defense policy bill, directs DOD to brief Congress -- no later than April 1, 2022 -- on...