(AP) -- Television viewers who use antennas and were expecting a few more months to prepare for digital TV may not have much time left before their sets go dark: Many stations still plan to drop analog broadcasts in less than two weeks. When Congress postponed the mandatory transition to digital TV until June, it also gave stations the option to stick to the originally scheduled date of Feb. 17. That means the shutdown of analog signals, which broadcasters had hoped would happen at nearly the same time nationwide, could now unfold in a confusing patchwork of different schedules. Lawmakers...