Authorities believe Petito’s body was discovered at a Wyoming national park the couple visited. Source

“Covid is a serious thing and when it comes it hits very hard,” Madison Wilson said on Instagram. Source

The FBI searched the home Brian Laundrie, the fiancé of Gabby Petito, whose body was believed to have been found in Wyoming. Laundrie has also disappeared. Jericka Duncan has the latest. Source

Republicans are threatening to vote against raising the national debt ceiling. CBS News reporter Sarah Ewall-Wice joins CBSN’s “Red & Blue” to explain what would happen if Congress fails to act. Source

Guterres has called on the U.S. to end its “cold war” with China. Source

On Tuesday, President Biden will deliver his first address to the United Nations General Assembly. The speech comes on the heels of America’s chaotic withdrawal from Afghanistan and heightened tensions with France. CBS News chief White House correspondent Nancy Cordes tells CBSN anchor Elaine Quijano what we can expect to hear in the president’s speech. Source

Three weeks after Hurricane Ida, more than 20,000 Entergy customers are still without electricity. A class-action lawsuit has been filed in Louisiana, accusing the power company of failing to prepare. Jessi Mitchell reports. Source

U.S. Defense Secretary Lloyd Austin has ordered the Air Force to appoint a three star general to review Central Command’s investigation into an airstrike that mistakenly killed civilians in Afghanistan instead of the ISIS-K fighters. Dan Lamothe, The Washington Post’s Pentagon and U.S. military reporter, joins CBSN’s “Red & Blue” anchor Elaine Quijano with more on what relatives of the victims are requesting from the U.S. government. Source

Pfizer says that it “hit the sweet spot” with its coronavirus vaccine for children ages 5 to 11. CBS News’ Mola Lenghi reports that the company will be applying for emergency use authorization by the end of the month. Then, Dr. Shikha Jain joins CBSN’s Elaine Quijano to discuss more of today’s coronavirus headlines. Source

More than 100 years after Ed Johnson was lynched after he was wrongly accused of raping a White woman, Chattanooga honored him with a memorial. Omar Villafranca has this report for CBS News’ series Unifying America. Source