Good morning. You're reading the Up First newsletter. Subscribe here to get it delivered to your inbox, and listen to the Up First podcast for all the news you need to start your day.
Today's top news
The Democratic-led Senate will kick off the impeachment trial of Homeland Security Secretary Alejandro Mayorkas today. He's only the second Cabinet secretary to be impeached in U.S. history. Mayorkas is accused of allegedly failing to enforce immigration laws. Many Democrats have called for a motion to dismiss the trial. Senators could reach an agreement to debate the articles of impeachment tomorrow.
The U.S. is reaching out to China, hoping Beijing will use its influence on Tehran as global leaders try to avert a broader conflict in the Middle East following Iran's retaliatory attack on Israel over the weekend. But with today's announcement that the U.S. wants to triple tariffs on Chinese steel, it's unclear how far China will be willing to go along with the request from the Biden administration.
Record levels of ocean heat are causing a second worldwide mass bleaching event on coral reefs in this decade. Corals are some of the world's most diverse ecosystems, and bleaching can kill them. Coral death would impact thousands of marine species as well as human communities. With mass bleaching expected to get worse as the climate keeps warming, scientists are looking for ways to help them survive.
We, the voters

As part of the We, The Voters series, NPR is bringing you stories of gun violence and its impact on communities all week.
In southeastern Pennsylvania, children and teens deal with the threat of gun violence daily. The damage isn't just physical — they're also harmed when they lose a friend or family member to gun violence, learn that someone they know was shot, witness or even hear gunshots. Will Kiefer founded the Bench Mark Program to offer free personal training to at-risk youth. It's one of many programs aimed at trying to solve the problem of gun violence in his community.
The science of siblings

The Science of Siblings is a new series from NPR exploring the ways our siblings can influence us, from our money and our mental health all the way down to our very molecules
How reliable is human memory? In 2018, Sofie Elliot moved to Germany. It was the first time in 16 years she lived in the same place as her sister, Simone. As the two had long, nostalgic talks about their childhood, they realized they remembered a shared trauma in very different ways. The sisters helped each other make peace with their past through art. They've written a book called What We Thought We Remembered and choreographed a dance performance based on their story.
3 things to know before you go

This newsletter was edited by Majd Al-Waheidi.
Copyright 2024 NPR. To see more, visit https://www.npr.org.