Weekend Roundup

On the CBS News "Weekend Roundup, " President Biden this week made his first address to a joint session of Congress, and marked his 100th day in office. CBS's Nancy Cordes joins host Allison Keyes with the details. The families of George Floyd, Andrew Brown, and Eric Garner were also on Capitol Hill this week to speak with lawmakers about police reform, as President Biden hopes they can put together a compromise by the anniversary of George Floyd's death next month. CBS's Nikole Killion tells us more. Also, the Supreme Court heard two hours of arguments in a case expected to affect the free speech rights of millions of public school students. University of the District of Columbia law professor Philip Lee joins Allison to discuss the issues involved. The daily average of new Covid-19 cases is down to its lowest level since mid-October, and cities and companies are moving to reopen. CBS's Meg Oliver reports. Meanwhile, the CDC says cruise ships can run in U.S. waters by mid-summer. CBS's Errol Barnett giv