Congressman Bill Foster, left, gives remarks Monday at a gun violence prevention presentation at Community Christian Church in Naperville. Foster was host. Panelists, from left, Dr. Karen Sheehan, Illinois Violent Death Reporting System; Marsha Lee, Moms Demand Action, her son was killed at age 20; Rohan Chakrabarty, a senior at Metea Valley High School, helped organize student walk out; Jacob Baron, Naperville, a senior at Naperville North High School, helped organize student walk out. See facebook.com/thevoice.us. Jason Crane/The Voice