TikTok goes to Washington

Today Capitol Hill's main event pits viral videos versus national security, as TikTok CEO Shou Chew tries to convince a skeptical Congress to say no to a ban by promising to put data from 150 million Americans under lock and key. 

Plus: A big legal loss for Donald Trump in Washington, where a judge orders his lawyer to answer more questions about classified documents. 

And: In a new interview, the Florida governor gives a very different answer about the war in Ukraine. 

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