About 2 million babies in West Africa risked missing a rotavirus vaccine when pharma giant Merck decided to stop selling it. After NPR broke the news of Merck’s pullout, other vaccine manufacturers stepped up to fill in the gap.

President Trump said he will impose tariffs on all Mexican imports starting June 10 unless that country does more to reduce illegal immigration. Mexico’s deputy foreign minister to North America said the tariffs would be disastrous.

Sections of fencing for a privately funded border wall were installed last weekend in Sunland Park, N.M., as the result of a crowdfunding effort. The group, We Build the Wall, said that they had 10 other sites picked out for more wall construction.

And … cut! WarnerMedia, Walt Disney Co. and NBCUniversal will consider stopping productions in Georgia should the state’s new abortion law take effect — echoing a threat made this week by Netflix.

Former special counsel Robert Mueller could have declared whether President Trump broke the law if Mueller had wanted — albeit still without the ability to bring any indictment, Attorney General William Barr said in a new TV interview.

CDC officials warned that if the current rate of measles outbreaks continues, the virus may lose its status as eliminated in the U.S., which public health experts have been worrying about since measles outbreaks started occurring in recent years.