North Korea blew up a diplomacy office building in Kaesong, located at the border between North and South Korea. North Korea said those actions were provoked by South Korean activists who had sent leaflets critical of Kim Jong Un across the border. Margaret Brennan reports. Source

Researchers in England say a clinical trial shows dexamethasone, a widely available steroid, can reduce the number of deaths in severe cases of coronavirus by up to one third. CBS News chief medical correspondent Dr. Jon LaPook joined CBSN with more on the findings and what it could mean for the fight against COVID-19.  Source

The Senate Judiciary Committee held a hearing on police reform Tuesday, the same day President Trump signed an executive order on police accountability. Michael Lawlor, an associate professor of criminal justice at the Henry C. Lee Dollege of Criminal Justice and Forensic Sciences at the University of New Haven, joins CBSN’s “Red and Blue” to discuss. Source

Among those who could only breathe with the help of a ventilator, dexamethasone reduced deaths by 35%. Source

The president says reducing crime and raising standards are not opposite goals. Source

Seven airlines are implementing new policies – and they may implement consequences for violators. Source

Doctors in England say they’ve discovered the first drug that could dramatically reduce deaths in coronavirus patients. This comes as cases continue to rise across the U.S. Manuel Bojorquez has the latest.  Source

Experts say crack a window or open a door to help disperse any virus floating in the air indoors. Source

Here’s a look at the top stories making headlines on the “CBS Evening News with Norah O’Donnell.” Source

“It boils down to whether the leadership of RPD embraces the change or stands in the way,” said Mayor Levar Stoney. Source