By Valerie VolcoviciWASHINGTON (Reuters) - President Joe Biden's administration has set a new U.S. target under the Paris climate agreement to slash greenhouse gas emissions by 61%-66% below 2005

By Tom Hals(Reuters) - Donald Trump has said he plans to end birthright citizenship as part of his promised crackdown on immigration when he becomes president on Jan. 20.Below is a look at U.S.