engine. first tonight here, this extreme heat spreading across the country. several major cities in the east, earlier than usual and lasting for days. 80% of the country bracing for temperatures above 90, multiple days this week. and we have that first tropical storm watch tonight of the hurricane season. so, ginger zee is here. she s standing by with the forecast. also tonight, the heat and fierce winds fueling wildfires in the west at this hour. more than a dozen fires erupting in just a matter of days. tonight, hundreds of people forced to evacuate. buildings, homes, cars burning in just a matter of minutes. the boeing 737 making an emergency landing. flames shooting from one of the engines. images from inside the cabin tonight. the waterpark nightmare. a mass shooting leaving nine people wounded, including a mother and two of her children. tonight, the surgeon general s call for action, saying social media should have a warning label like cigarettes to protect c