Patrick Jarenwattananon

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Back in the summer of 1998, there were not just one, but two different action movies in which Earth is threatened by asteroids.

(SOUNDBITE OF FILM, "ARMAGEDDON")

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The United States and China — the world's top two greenhouse gas-emitting countries, which together account for about 40% of the world's annual carbon output — announced Wednesday they have agreed to cooperate on limiting emissions to address the global climate crisis.

The United States has seen a decline in cases and hospitalizations since the summer's delta surge — but the decline is declining.

The highest rate of COVID-19 vaccination in the U.S. is not in a liberal-leaning Northeastern or West Coast state.

It's in Puerto Rico, where more than 73% of the total population is fully vaccinated. The U.S. national average is just over 57%.

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