The president and the world’s richest man, once close friends, sparred with increasingly explosive insults and threats.

The poll finds Americans opposing U.S. airstrikes against Iran by a 20 percentage-point margin — 45 percent to 25 percent — with a sizable 30 percent saying they are unsure.

If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. What really started the Civil War? – Abbey, age 7, Stone Ridge, New York ...

The administration had sought to deport them to South Sudan, which is on the brink of civil war, but Judge Murphy ordered the U.S. government to retain custody of them for now.