On the "CBS News Weekend Roundup", host Allison Keyes looks at the mass shootings roiling the nation, and hears from a psychologist on how they are affecting people. We'll have an update on President Biden's address to the nation on the objects traveling the skies above the U.S. In the Kaleidoscope for Black History Month, Allison takes a look at American Theater and race. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.