that contradicted the president. mr. trump told reporters he didn't instruct mulvaney to do that. >> i never did that. that is a whole hoax about the fake news media. >> reporter: the acting head of noaa issued a statement backing away from the national weather service tweet reassured forecasters they are not under attack. >> no one's job is not under threat. not mine, not yours. the weather service team has my full support and the support of the department. >> reporter: earlier in the day the president marked the 18th anniversary of the 9/11 attacks and discussed his recent decision to host the taliban at camp david. a summit he scrapped. >> we had peace talks scheduled a few days ago. i called them off when i learned that they had killed a great american soldier from puerto rico and 11 other innocent people. they thought they would use this attack to show strength. but actually what they showed is