Catch up on the day’s news: Trump trial testimony, campus protests, Earth Day

CNN’s 5 Things PM brings you the news you need to know.

👋 Welcome to 5 Things PM, and Happy Earth Day! The world produces about 400 million metric tons of plastic waste each year. Every day, 2,000 truckloads are dumped into oceans, rivers and lakes. CNN’s climate and photography teams took a closer look at where a lot of it ends up. Here’s what else you might have missed during your busy day: 1️⃣ Trump trial: Prosecutors and Donald Trump’s attorneys delivered opening statements in his criminal hush money trial, and the first witness — a former National Enquirer publisher — was called to testify. A hearing over whether Trump violated a gag order is set for Tuesday morning. 📹 Video: Legal analyst breaks down case 2️⃣ Campus protests: The turmoil at Columbia University ramped up as simmering tensions halted in-person classes and officials scrambled to ease security fears. ➕ At Yale University, police arrested dozens of protesters. 📹 Video: Hear what students say 3️⃣ Reproductive rights: Patients have a right to privacy when it comes to their medical information — even when they travel to another state for an abortion, IVF or birth control — federal officials declared in a new rule. 4️⃣ TikTok ban: The company will file a court challenge if Congress passes legislation paving the way to a nationwide ban of the app, a top executive told employees in an internal memo obtained by CNN.