Former FDA chief Dr. Scott Gottlieb explains why he thinks Merck’s Covid pill could “make a real difference.” CNBC’s Phil Lebeau reports on Southwest Airlines and why the company cancelled thousands of flights over the weekend. NBC News Legal Analyst Danny Cevallos delivers his insights on the upcoming trial of Lev Parnas, Rudy Giuliani’s former associate. CNBC’s Steve Liesman updates on the nationwide labor shortage. CNBC’s Perry Russom reports on the NBA’s upcoming season and why Kyrie Irving may have to sit out roughly half of all games due to vaccine mandates. Plus, theoretical physicist Michio Kaku explains solar flares and how they could potentially cause issues on Earth.