Here’s a brief look at some of the top news stories around the world for July 20, 2015.

McCain: Trump owes POWs and families an apology

In his first response directly addressing Donald Trump's comments on his record as a prisoner of war during the Vietnam War, Sen. John McCain said the real estate mogul and presidential candidate should not apologize to him, but should instead apologize to all POWs and their families.

[Read more from CNN]

Cuban Embassy opens in Washington DC

Throngs of demonstrators gathered Monday to witness the raising of the Cuban flag over Cuba's embassy in Washington DC, the first time it has flown there since the U.S. broke off diplomatic relations with the communist country 54 years ago.

[Read more from the New York Times]

Country stars Blake Shelton, Miranda Lambert divorcing

The singers are calling it quits after four years of marriage. "This is not the future we envisioned," they announced in a joint statement. "And it is with heavy hearts that we move forward separately."

[Read more from USA Today]

American Zach Johnson wins British Open

Johnson claimed his second major title with a victory in the three-man playoff Monday, in a thrilling final day of the tournament.

[Read more from the BBC]