. >> reporter:resident trump ubling down on his threat to shut down the federal government grover imion. >> i would have n d problemng a shut down. it's time we had proper broader security. >> reporter: like a border wall, fully paid for. not necessarily but this shutdown threat still two months away is not sitting well on capitol hill. >> i think it would be a mistake. i don't think it's necessary. >> no one wins. i think the american people expect us to do our jobs. >> reporter: part of that job, keeping america safe. after an escalating war of words with irairan, mr. trump said he willing sit down with the country's presidents. >> no pre-conditions. they'll meet any time they want. >> reporter: discussions to end the nuclear threat, the national security council is backing him up with list of incentives including getting rid of economic sanctions if iran cooperates. nbc news, washington. >>> the group behindast year's deadly white supremacist rally is planning to rally right here in d.c. on augustl 12th they wprotest in layfette square. the officers are pretty experienced of keeping