The INSIDER daily digest -- July 19, 2021

This Monday INSIDER Daily Digest has news on the continued upheaval in the Pentagon acquisition chief's office, the Marine Corps' Advanced Reconnaissance Vehicle program and more.

Another career defense official will have to become the acting under secretary of defense for acquisition and sustainment:

Acting DOD acquisition chief plans exit following Brown's withdrawal

Stacy Cummings, the Pentagon's acting acquisition chief, plans to leave her job soon, an imminent departure that follows Michael Brown's withdrawal as the nominee President Biden had picked to fill the post.

In case you missed our scoop from last week:

Brown withdraws nomination for Pentagon acquisition chief

Michael Brown has withdrawn his nomination for Pentagon acquisition chief amid a Defense Department inspector general investigation, according to a letter he has sent Defense Secretary Lloyd Austin.

The Marine Corps selected General Dynamics and Textron for a pre-award and will begin negotiations for Other Transaction Agreement awards for Advanced Reconnaissance Vehicle prototypes:

Marine Corps selects Textron Systems and General Dynamics for ARV prototypes

The Marine Corps announced Friday that it has selected Textron Systems and General Dynamics Land Systems to build Advanced Reconnaissance Vehicle prototypes.

The Government Accountability Office recently released a report on the Army's wheeled industrial base:

GAO: More consistent communication could expand Army's wheeled industrial base

Better communication with industry and more consistent messaging of requirements could allow the Army to expand the tactical wheeled vehicle industrial base, the Government Accountability Office said in a July 15 report, echoing the Army's analysis of the issue.

Document: GAO report on Army tactical wheeled vehicle programs

The House Appropriations Committee is calling on the Missile Defense Agency to continue working on a Hawaii radar project S-band sensor:

House lawmakers throw Homeland Defense Radar-Hawaii another lifeline

House lawmakers are recommending $75 million for the Homeland Defense Radar-Hawaii program in fiscal year 2022, a key stepping stone in the legislative process to potentially restoring funding for the ballistic missile defense project that the Pentagon two years in a row has attempted to eliminate.

Northrop Grumman, the Integrated Air and Missile Defense Battle Command System prime contractor, has announced the end of developmental testing:

Army IBCS wraps up developmental test plan with cruise missile target intercept

The Army's Integrated Air and Missile Defense Battle Command System today successfully completed its sixth and final developmental test -- countering a pair of cruise missile targets today at White Sands Missile Range, NM -- setting the stage for the $7.9 billion program to proceed with initial operational testing this fall.