Hertford Co. Schools delayed 1-hour Monday

Watch: 30th Annual Candlelight Vigil for Fallen Officers

WASHINGTON, D.C. – The names of 360 U.S. law enforcement officers who have died in the line of duty will be formally dedicated on the walls of the National Law Enforcement Officers Memorial.

This is part of the 30th Annual Candlelight Vigil held on the National Mall.