June 6: Major dam destroyed in Ukraine. More Republican candidates enter the presidential race. Prince Harry takes the stand. Apple’s big gamble.

<p>A critical dam in Ukraine destroyed, leaving a nuclear power plant in jeopardy. Also, two more Republicans set to enter the 2024 presidential race. Plus, Prince Harry becomes the first royal family member to testify in court in more than 100 years. And, a closer look at Apple’s virtual reality headset.</p>