From CNN 10.

Today on CNN10: We’ll learn about the latest high-profile visit to the White House, after President Donald Trump hosted Saudi Araiba’s Crown Prince Mohammed bin Salman. Then, we’ll see how a hugely popular online game is safeguarding young users with A.I.-powered age verification. Plus, we’ll take a field trip in CNN’s own backyard to learn the science behind why leaves change color in the fall. All this and more on today’s CNN10!