Northrop Grumman, the U.S. radar-building powerhouse dropped last month by the Army from its Lower Tier Air and Missile Defense Sensor program, will jump back in the multibillion-dollar competition to build a Patriot radar replacement by participating in a radar “sense-off” event next year, setting up at least a three-way contest next spring. Christine Harbison, vice president of Northrop Grumman's Land & Avionics C4ISR Division, said the company -- which builds one of the U.S. military's premier ground-based, active electronically...
