Sign up for our daily briefing
Make your busy days simpler with Axios AM/PM. Catch up on what's new and why it matters in just 5 minutes.
Catch up on coronavirus stories and special reports, curated by Mike Allen everyday
Catch up on coronavirus stories and special reports, curated by Mike Allen everyday
Denver news in your inbox
Catch up on the most important stories affecting your hometown with Axios Denver
Des Moines news in your inbox
Catch up on the most important stories affecting your hometown with Axios Des Moines
Minneapolis-St. Paul news in your inbox
Catch up on the most important stories affecting your hometown with Axios Twin Cities
Tampa Bay news in your inbox
Catch up on the most important stories affecting your hometown with Axios Tampa Bay
Charlotte news in your inbox
Catch up on the most important stories affecting your hometown with Axios Charlotte
Sen. Chuck Grassley (R-IA) slammed President Trump on Twitter Thursday morning, firing off a series of tweets to fact check the president's math on his tax cuts, which Grassley insists doesn't add up: