A House panel wants to fence off the bulk of $222 million the Navy seeks in fiscal year 2018 to launch the MQ-25, the Unmanned Carrier Aviation program, until the service details performance parameters for the multibillion-dollar weapon system development project whose mission has shifted since the original requirement for the capability was validated in 2011. House Armed Services Committee Chairman Mac Thornberry (R-TX) has proposed limiting the availability of funds for the Navy program -- previously dubbed UCLASS, then...