Gio Benitez reports on the small single-engine plane on a training flight that crashed into an abandoned building shortly after takeoff in Honolulu, killing both pilots on board; facing fierce pressure from billionaire Elon Musk, Mary Bruce has the latest on Washington barreling towards a possible government shutdown; Steve Osunsami reports on California declaring a state of emergency in response to the rise of bird flu cases in the U.S; and more on tonight's broadcast of World News Tonight with David Muir.