ABERDEEN, Md. (WJZ)—Soon, Maryland will be the home to a couple of new landmarks. Actually, sky-marks. As Mike Schuh reports, two large blimps will soon rise over Harford County and stay put. Radar blimps like these have been used on the battlefield to track the enemy, and in the Caribbean to intercept drug runners. Testing in Utah is complete. Now they’re being packed up and sent to Maryland. “There is some equipment already on grounds, yes,” said Kelly Luster, a spokesman for Aberdeen Proving Ground. What will they be looking for? Anti-ship cruise missiles, unmanned aircraft and swarming boats. These...