What to Know

• The California attorney general announced today he is suing the Trump administration for deploying hundreds of National Guard members to Los Angeles over the weekend, a move he called "unlawful."
• Starting today, nationals of 12 countries — including Afghanistan, Iran, Libya, Somalia, Sudan and Yemen — will be barred from entering the United States after a Trump administration executive order took effect.
• While seven more countries — Burundi, Cuba, Laos, Sierra Leone, Togo, Turkmenistan and Venezuela — face significant visa restrictions, the international reaction on the ban's first day has been muted.
• A similar policy in Trump’s first term, which barred foreigners from six Muslim-majority countries from entering the country, was reversed by then-President Joe Biden. On the campaign trail, Trump promised he would revive the ban.
• Health Secretary Robert F. Kennedy Jr. today removed every member of a scientific committee that advises the CDC on how to use vaccines and pledged to replace them with his own picks.