U.S. intelligence has circulated to President Trump's inner circle that Iran's late supreme leader had misgivings about his son replacing him, viewing Ayatollah Mojtaba Khamenei as not very bright.

The government shutdown extends into Day 21 on Tuesday as Senate Republicans are having lunch with the president at the White House. Follow live updates here.

The data, from the Centers for Disease Control and Prevention, also showed a significant increase in COVID-related emergency room visits for young children.