Michigan State's Sandy Hook Elementary School Shootings

NPR reports on how residents of East Palestine, Ohio, are concerned for their health after a train derailment and fire led to a release of toxic chemicals.

For some Michigan State students who lived through Monday’s mass shooting, it wasn’t the first they’d experienced. NBC is on the story. Meanwhile, a Washington Post analysis finds that more than 338,000 U.S. children have been exposed to gun violence at school since 1999.

NATO says a major new Russian offensive is underway, while Ukraine wants the West to provide it with fighter jets. The Wall Street Journal has more.

The Washington Post looks into the mystery of the disappearing vacation day.