New York City’s June mayoral primary will serve as the first major test for a newly implemented voting system known as ranked-choice voting. This system allows voters to rank up to five candidates in order of preference on their ballots. A candidate needs more than 50% of the vote to win. While ranked-choice voting has already been used in some smaller, special election races for city council in New York, this will be the first time it is being implemented in a citywide election. CBS News political reporter Adam Brewster joined CBSN’s Elaine Quijano to discuss. Source

The FBI is investigating a possible scheme to funnel illegal donations to Maine Republican Senator Susan Collins’ 2020 reelection campaign. Bangor Daily News politics reporter Jessica Piper joins “Red and Blue” anchor Elaine Quijano with the details of a newly unsealed search warrant. She also discusses a confrontation between a police officer and a group of state legislators who refused to wear masks. Source

Reverend Leo Woodberry recently launched a crusade to bring clean drinking water to his water-insecure community with the installation of SOURCE hydropanels, a technology that turns sun and air into water. CBS News meteorologist and climate specialist Jeff Berardelli reports from Florence, South Carolina, for the CBSN series Climate Changemakers. Source

But it may still be weeks before New Yorkers know who won the Democratic primary. Source

Family members of George Floyd met with President Biden, Vice President Harris and top lawmakers on the anniversary of his killing to continue pushing for police reform. CBS News congressional correspondent Nikole Killion, Politico White House reporter Meridith McGraw and Business Insider political reporter Oma Seddiq spoke to “Red and Blue” host Elaine Quijano about that, plus plans for a Biden-Putin summit, and the uproar over Congresswoman Marjorie Taylor Greene’s comments comparing coronavirus measures to the Holocaust. Source

Bianca Austin, the aunt of Breonna Taylor, spoke at a memorial event for George Floyd on the one-year anniversary of his death in Minneapolis, Minnesota. Watch a portion of her remarks. Source

Half of all U.S. adults are now fully vaccinated against the coronavirus and millions of adolescents may be next. As Mola Lenghi reports, Moderna will soon seek approval for its vaccine in children ages 12 to 17. Then, Dr. Sejal Hathi, a physician and clinical fellow at Massachusetts General Hospital and the host of the Civic RX podcast, joins CBSN’s Elaine Quijano to discuss the latest. Source

Congresswoman Marjorie Taylor Greene has been condemned by members of her own party for comparing masks and vaccines to Jews suffering during the Holocaust. Nikole Killion reports. Source

President Biden and members of Congress met with George Floyd’s family on the anniversary of his death. Weijia Jiang shares more. Source

A bipartisan group of lawmakers is continuing discussions on a police reform bill that can pass the Senate. Lorenzo Boyd, chief diversity officer at the Unviersity of New Haven, spoke to “Red and Blue” host Elaine Quijano about potential measures that could be included in the bill. Source