Philadelphia September 18, 2015 7:10 pm KXTX Wx PM September 18 2015 US & World Videos 1:21 Watch the trailer for NBC's My New Favorite Olympian 2:16 Experts want boaters to slow down to help save critical parts of the Jersey Shore from vanishing 1:46 Heat waves getting hotter, longer, and more frequent because of climate change 1:03 More than 2,000 people buried alive in Papua New Guinea landslide, Government says 1:26 Cape May County leaders respond to boardwalk mayhem in Wildwood, Ocean City