World News Roundup

On the "CBS News Weekend Roundup", host Allison Keyes gets the latest on the deadly shooting at Annunciation Church and Catholic School in Minneapolis from CBS's Ash-har Quraishi and CBS's Anna Schecter. A look back 20 years to the devastation from Hurricane Katina from WWL TV's Paul Murphy. In the "Kaleidoscope with Allison Keyes" segment, a look at ways to fight gun violence in the nation.