elements of the deal had been agreed to months ago, but added the two sides had agreed to expand on some of the previous commitments. the official noted that mexico s commitment to deploy up to 6,000 troops was modestly larger, up from about 5,400. and npr reports that full operations are not expected to be up and running until 2021. in addition, the migrant protection protokols progracols the arrangement that allows asylum seekers to remain in mexico while their cases proceed in the u.s., was reached and announced back in december by then homeland security secretary keirstjen nielsen. a federal judge blocked the implementation of that program in april, but an appeals court said it could move forward while the legal challenge proceeds. so, after averting a crisis that he set into motion with a sudden threat to impose tariffs, president trump is now defending a deal with mexico that critics
pence, keirstjen nielsen and it lasted about two and a half hours. we have yet to get a readout of what happened, what was discussed, what kind of headway may have been made in this meeting. of course it was all about how to end this partial government shutdown. as soon as we get more information on that, we re going to bring that to you here on msnbc. meantime, the president is sending new warnings to congressional democrats after refusing to end the shutdown over his proposed wall. have you considered using emergency powers to grant yourself authority to build this wall without congressional approval. yes, i have. and i can do it if i want. reporter: so you don t need congressional approval to build a wall? absolutely. we can call a national emergency because of the security of our country. we can do it. joining me is white collar criminal defense attorney and former chair of the new york