Last Saturday, I received an email from the Children’s Theatre Company of Minnesota. They explained that they were canceling the weekend’s performances of Go, Dog. Go! “for the safety of our patrons, staff, and artists.” Earlier that morning, federal agents had killed Alex Pretti in the streets, about nine blocks away from the theater’s doors. The tickets were a Christmas gift to my four-year-old daughter from her grandparents. She has never been to the theater before. In the ever-expanding