Episode #45.23 CBS News Sunday Morning : Season 45 Episode 23

The epidemic of gun violence in Baltimore, Maryland and a grassroots effort to save the community; Dr. David Agus ("The Book of Animal Secrets"); filmmaker Sarah Polley (movie, "Women Talking"); Tracy Smith interviews former "Indiana Jones" child actor Ke Huy Quan, who discusses his Oscar-nominated comeback in the movie, "Everything Everywhere All at Once"; a profile of journalist Belva Davis; the Great Salt Lake in Utah; Ben Mankiewicz interviews actor Woody Harrelson; the story of a high school football player, wise beyond his years;