climate change August 18, 2023 12:27 pm Why Southern California is getting a tropical storm warning NBC Climate Reporter Chase Cain explains how climate change has led to Southern California is getting its first tropical storm warning. US & World Videos 0:45 Verizon users report cell service outages in several US cities 5:27 Biden pledges to aid relief from Hurricane Helene's devastation 9:28 Maya Rudolph and Andy Samberg reunite as Kamala Harris and Doug Emhoff in ‘SNL' cold open 0:28 Meet California's new state symbols: The crab, banana slug and abalone seashell 2:33 Undercover deputy fatally shoots man at National City car dealership