Trump, lawmakers agree to parameters of potential immigration deal

Congressional negotiators say they have the parameters of an immigration deal following a lengthy bipartisan meeting with President Trump at the White House Tuesday. 

The emerging scope of the deal would protect an estimated 700,000 to 800,000 immigrants known as "Dreamers" from deportation, secure the Southern border, reform family-based migration and change the nation’s diversity visa lottery program.

But many key details still need to be worked out, such as how to weigh family relationships in granting legal status, how to allocate visas available through the lottery program and how much to spend on border security.

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