Johnson & Johnson released data on its booster shot that shows a second dose eight months after the initial dose increases immunity. CBS News’ Mark Strassmann has more on the company’s announcement amid a surge in pediatric COVID cases. Then, Dr. Jeremy Faust, an attending physician at Brigham and Women’s Hospital’s department of emergency medicine, joins CBSN’s Lana Zak to discuss the rest of the day’s coronavirus headlines. Source

With California’s recall election officially underway, Governor Gavin Newsom has just three weeks left to convince voters to let him keep his job. His top Republican challenger, conservative talk show host Larry Elder, is facing controversies and shaking up his campaign team. Politico’s California Playbook senior writer Carla Marinucci joins CBSN’s “Red & Blue” anchor Elaine Quijano with more on this unpredictable campaign. Source

Ross Wilson, the top American diplomat in Afghanistan, said the U.S. involvement in the country “doesn’t end” when the military withdraws at the end of the month. Watch Norah O’Donnell’s exclusive interview with the acting ambassador. Source

About 4,500 U.S. citizens have been evacuated from Afghanistan since mid-August, according to Secretary of State Antony Blinken. Up to 1,500 may still want to leave the country. Nancy Cordes has the latest. Source

The Biden administration reinstated the Trump-era Remain-in-Mexico policy on Wednesday, following a Supreme Court decision that ruled President Biden violated federal law when he suspended the program in January. CBS News immigration reporter Camilo Montoya-Galvez joined CBSN’s Lana Zak to discuss. Source

The White House and the Pentagon say the U.S. is on track to fully withdraw from Afghanistan by August 31. But former Acting Secretary of Defense Christopher Miller tells CBS News’ Lana Zak that he believes America’s mission in the country “is merely on sabbatical.” Source

The State Department issued the alert due to “security threats outside the gates of Kabul airport.” Source

Secretary of State Antony Blinken said Wednesday that there are up to 1,500 Americans who may still need to be evacuated out of Afghanistan. The State Department has been in direct communication with 500 Americans with specific instructions on how to safely reach the airport in Kabul. Officials have been reaching out to the remaining 1,000. CBS News chief White House correspondent Nancy Cordes joins CBSN’s Lana Zak to discuss the latest on the evacuations. Source

The Biden administration is aiming to expedite federal rental assistance payments to renters who face eviction amid the pandemic. According to the U.S. Census Bureau, 7.9 million households are behind on rent. CBS News reporter Sarah Ewall-Wice joins CBSN’s “Red & Blue” anchor Elaine Quijano with a closer look. Source

Judge Linda Parker called Powell’s lawsuit in Michigan “a historic and profound abuse of the judicial process.” Source