Here’s a brief look at some of the top news stories around the world for Aug. 20, 2015.
President Jimmy Carter's cancer has spread to his brain
The former president has confirmed that the cancer for which he was recently treated has spread to his brain, and that he was set to begin radiation treatment Thursday. The 90-year-old Jimmy Carter, who served as the nation's 39th president, says he is "perfectly at ease with whatever comes."
[Read more from the Washington Post]
Koreas exchange artillery fire across DMZ
In a flaring of the longstanding tensions between North and South Korea, the two countries shot artillery shells across their shared demilitarized zone on Thursday. North Korea is now warning that its southern neighbor will face further military consequences if it does not silence loudspeakers blaring "propaganda" across the border.
[Read more from ABC]
Disgraced '19 Kids' star among 'cheaters' revealed in Ashley Madison hack
Josh Duggar, a member of the family at the center of TLC's hit reality show "19 Kids and Counting," is apologizing after hackers exposed him and millions of others as members of the infidelity website "Ashley Madison." He recently admitted to having molested young girls when he was a teenager, leading to the show's cancellation.
[Read more from CNN]