Wong Maye-E, Shizuo Kambayashi / AP

WSJ reports that Malaysian authorities announced that the substance that killed the half-brother of Kim Jong Un last week was the highly-restricted nerve agent VX, considered a weapon of mass destruction by the United Nations. While North Korea has denied any connection to the incident, they are one of the few countries on the planet that has not agreed to destroy its inventory of VX.

The worry: North Korea's brazen use of such a dangerous substance is a signal to the world regarding its chemical weapons stockpiles. As one researcher told the WSJ: "That suggests that the intelligence on North Korea's capabilities is likely dated and inaccurate. We don't have a shadow of a clue."

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Obama: The rest of us have to live with the consequences of what Trump's done

Photo: Joe Raedle/Getty Images

Campaigning for Joe Biden at a car rally in Miami on Saturday, Barack Obama railed against President Trump's response to the coronavirus pandemic, saying "the rest of us have to live with the consequences of what he's done."

Driving the news: With less than two weeks before the election, the Biden campaign is drawing on the former president's popularity with Democrats to drive turnout and motivate voters.

Murkowski says she'll vote to confirm Amy Coney Barrett to Supreme Court

Sen. Lisa Murkowski. Photo: Alex Edelman/AFP via Getty Images

Sen. Lisa Murkowski (R-Alaska) said Saturday that she'll vote to confirm Judge Amy Coney Barrett to the Supreme Court on Monday, despite her opposition to the process that's recently transpired.

The big picture: Murkowski's decision leaves Sen. Susan Collins (R-Maine) as the only Republican expected to vote against Barrett.