CBS News Sunday Morning : Season 31 Episode 10

An update on Russia's invasion of Ukraine; Lee Cowan interviews musician Dolly Parton and author James Patterson ("Run Rose Run"); actor Samuel L. Jackson (TV series, "The Last Days of Ptolemy Grey"); Martha Teicher on lessons learned after the1918 flu pandemic; sea glass; Pfizer CEO Albert Bourla; the use of social media during the war in the Ukraine;