Transcript for Trump refuses to let House speaker use military jet for overseas trip

tonight, the president retaliating against Nancy Pelosi. She sent him a letter, asking him to postpone the state of the union. The president now trying to stop peeker Pelosi from making her trip to Afghanistan, by taking away the military aircraft she was about to travel on, telling her she can fly commercial instead. And remember, all of this, as 800,000 American workers get no pay and many are now in food lines, pan trips, food banks. Mary Bruce up on the hill tonight. Reporter: Nancy Pelosi started the day waiting for president trump to respond to her state of the union power play. But we haven't heard. Very silent, more than 24 hours. Reporter: Three hours later, she got her response. The president refusing to let Pelosi use a military jet to travel to Afghanistan this afternoon. In a letter writing -- "Dear madam speaker, due to the shutdown, I am sorry to inform you that your trip has been postponed. He described Pelosi's planned visit with American troops as a "Public relations event." Lawmakers set to accompanying Pelosi were already heading to joint base Andrews when the news hit. Their bus turning right around. Democrats furious. It's petty. It's small. It's vindictive. Reporter: Even trump's close Republican ally, senator Lindsey graham, calling the move inappropriate, saying one sophomoric response does not deserve another. Does any of this do anything to bring either side closer to solving the shutdown? Well -- look, none of this has to be related to the shutdown. Whether this kind of fifth grade conduct is going to contribute, it's hard to see how it's very constructive. Let's get right to Mary Bruce on the hill tonight. A punch and then a counterpunch, but button line here, this is affecting hundreds of thousands of American workers and families, and it's now been a week since president trump and democratic leaders met to negotiate any path to end this? Reporter: Four weeks into the shutdown, David, and the two sides seem to be growing further apart. They are spending a lot of and emergency on political Dra mall, but they are not spending any time together talking to actually try to come up with a solution to this shutdown. David? Mary Bruce with us again tonight.

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