The month of March is known for its extremely volatile weather, as warm spring conditions battle to replace the cold of winter. When and where the collision between the two meet, severe weather and tornadoes are bound to emerge. CBS News meteorologist and climate specialist Jeff Berardelli joins CBSN’s Elaine Quijano with the forecast. Source

Steve Kroft reports on Washington’s open secret: Profitable PACs; then, Clarissa Ward visits a hospital in Sudan that offers free, life-saving surgeries; and, salmon farms: do they help or hurt wild salmon? Dr. Sanjay Gupta reports. Source

Research says these extreme outbreaks are becoming more likely and shifting location because of a warming climate. Source

“If we could just celebrate all the wonderful complexities of people, the world would be such a better place,” Page told Time Magazine. Source

President Biden visited Pennsylvania to promote his COVID-19 relief bill that sends $1,400 checks to eligible Americans. The bill also helps fund vaccination centers in underserved communities. Ed O’Keefe has more. Source

Lara Logan reports on the persecution of Iraq’s Christians by ISIS; then, Ohio HS coach Frank Hall talks with Scott Pelley about the school shooting he helped stop; and, meet the former gymnast who created the popular CrossFit workout. Source

Europe is battling another deadly wave of COVID-19 cases as several nations have halted the use of the AstraZeneca vaccine amid reports of blood clots. Charlie D’Agata has the latest. Source

A new intelligence report says Russia and Iran tried to influence the outcome of the 2020 election while China largely stayed out of it. Jeff Pegues reports. Source

House Democrats are preparing to vote on two immigration reform bills that would help create a pathway to citizenship for millions of undocumented immigrants. It comes as the Biden administration struggles to accommodate a surge of migrant children at the border. Los Angeles Times immigration and security reporter Molly O’Toole joins “Red and Blue” anchor Elaine Quijano with details on what the legislation would do, and how the U.S. asylum process has changed over the years. Source

“What we’re seeing is less than 6% positive right now, coming across the border,” Acting Administrator Robert Fenton told lawmakers. Source