The Army last year approved purchasing additional ground radar systems that Pentagon testers have repeatedly flagged as operationally ineffective and vulnerable to cyberattacks. Lockheed Martin's Q-53 counterfire target-acquisition radar system received negative ratings in the Pentagon's latest annual assessment of big-ticket programs because the system has trouble sensing simultaneous shots coming from a single location. While the Army apparently does not consider defending against such attacks a necessity, weapons testers contend that "volley-fire is a well-established indirect fire technique" that...
