Watauga County Sheriff's Office, North Carolina
End of Watch Thursday, July 26, 2012
Add to My HeroesWilliam Ronald Mast, Jr.
Deputy Sheriff William Mast was shot and killed as he responded to a 911 call with an open line at a trailer home on Hardin Road in Deep Gap, North Carolina, at approximately 1:00 am.
Upon arriving at the scene he began walking towards the house when he was shot in the face. It is believed the subject who shot him intentionally ambushed him. Another deputy with him returned fire killing the suspect.
Deputy Mast had served with the Watauga County Sheriff's Office for three years. He is survived by his expectant wife, parents, and sibling.
The North Carolina Department of Transportation named the bridge over the New River on US 421, near Boone, in honor of Deputy Mast.
Bio
- Age 23
- Tour 3 years
- Badge 123
Incident Details
- Cause Gunfire
- Weapon Shotgun
- Offender Shot and killed
Most Recent Reflection
View all 390 Reflections“Blessed are the peacemakers: for they shall be called the children of God."
Matthew 5:9
Chris Di Gerolamo
Federal Air Marshal Service
April 29, 2021
Recent LODD Deaths
Detective Timothy Jones
Park Forest Police Department, IL
EOW: December 3, 2025
Specialist Sarah Beckstrom
United States Department of Defense - Army National Guard - West Virginia Army National Guard, WV
EOW: November 27, 2025
Reserve Deputy Sheriff John C. Stahl, III
Jefferson County Sheriff's Office, IN
EOW: June 8, 2025
Sergeant Terri Jean Sweeting-Mashkow
Indian River County Sheriff's Office, FL
EOW: November 21, 2025
Police Officer Alec Sanders
Alhambra Police Department, CA
EOW: November 20, 2025
Corrections Officer Jeremy Lewis Hall
Virginia Department of Corrections, VA
EOW: November 17, 2025
Police Officer Marc Brock
Vivian Police Department, LA
EOW: November 14, 2025
Corporal Blake Adair Reynolds
Delaware County Sheriff's Office, IN
EOW: November 12, 2025
Police Officer Roger Smith
WakeMed Campus Police & Public Safety Department, NC
EOW: November 8, 2025


