Authorities say the man who traveled armed to a pizzeria in the nation's capital nearly a decade ago because of a fake online conspiracy theory has been shot and killed by police in North Carolina.

Police said Edgar Maddison Welch pulled out a gun during a traffic stop and when he did not drop it as instructed, was shot by police.

He pled guilty to a to a federal charge of interstate transportation of a firearm and ammunition, and a D.C. charge of assault with a dangerous weapon.

Edgar Maddison Welch, who was shot dead by North Carolina police Saturday in a seemingly unrelated incident, stormed Comet Ping Pong pizzeria in Washington D.C. in 2016 with an AR-15 assault rifle

The 'Pizzagate' gunman, Edgar Maddison Welch, was killed after he was involved in a police officer-involved shooting during a traffic stop in North Carolina on Saturday, Jan. 4.

Kannapolis investigators identified a Salisbury man who was shot and killed by officers during a traffic stop earlier this month, alleging the man pulled a handgun during an attempted arrest. A Kannapolis Police officer patrolled North Cannon Boulevard around 10 p.

Edgar Maddison Welch was armed when he tried to take action against "Pizzagate," a conspiracy theory that spread during the election cycle of 2016.