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Nearly 200 nations have reached a deal, announced Saturday morning after all-night negotiations, to limit the use of greenhouse gases far more powerful than carbon dioxide in a major effort to fight climate change.

Verizon's top lawyer says it now has reason to believe Yahoo's recently disclosed data breach has a "material" impact on Verizon's pending $4.8 billion acquisition of Yahoo.

Health officials announced Thursday a new Zika zone in Miami - a setback less than a month after declaring the nearby Wynwood neighborhood cleared of the virus following aggressive mosquito spraying.

A trio of wind-whipped wildfires burning along the Sierra Nevada destroyed 22 homes north of Carson City, forced hundreds of evacuations at Lake Tahoe and temporarily closed a major highway connecting Reno to the mountain lake.

At least 24 people were killed and 20 others injured in a stampede that occurred as they were crossing a crowded bridge to reach a Hindu religious ceremony in northern India on Saturday, police said.