It starts in a cloud of steam and flashing lights. "Replicants are like any other machine. They're either a benefit or a hazard,"a voice-over intones. "If they're a benefit, it's not my problem." ...

Watch the full version of the action-packed trailer here. — -- A portion of the action-packed trailer for the highly anticipated thriller "Blade Runner 2049" debuted on "Good Morning America" ...