Best Of BPR 12/18: Drones In The Sky & Giving Back To Greater Boston

Today: Andrea Cabral and Sue O'Connell fill in for Jim and Margery.

We speak with national security expert Juliette Kayyem about the Wisconsin school shooting, and the drone mania on the east coast.

And, Linda Matchan, editor for Globe Santa, and the Greater Boston Food Bank’s Catherine D’Amato, discuss ways we can help each other this giving season.