Armed Marine Veteran and State Trooper Stop Active Shooter at Charles River

Clear Facts

• A previously convicted gunman fired over 60 rounds on Memorial Drive in Cambridge along the Charles River on Monday
• A Marine veteran and Massachusetts State Trooper confronted and stopped the active shooter
• Two people were injured and the suspect is now in custody

A violent attack unfolded Monday along the Charles River when a gunman with a criminal history opened fire on Memorial Drive in Cambridge, Massachusetts. The suspect, previously convicted in 2020 for firing at police officers, discharged more than 60 rounds in what witnesses described as a terrifying scene.

The situation escalated rapidly as pedestrians and motorists found themselves in the line of fire. Chaos erupted along the popular riverside area as people scrambled for cover.

🚨🇺🇸Insane footage shows a gunman walking Memorial Drive in Cambridge, Massachusetts firing on passing cars at random.

A State Police trooper engaged him within seconds and shot him multiple times.

Witnesses report 15-30 rounds fired.pic.twitter.com/bLWx6fQOwk

— Mario Nawfal (@MarioNawfal) May 11, 2026

🚨🇺🇸Cambridge gunman ID'd as Tyler Brown, 46, of Boston.

In 2020 he was charged with attempting to murder Boston cops. Got 5-6 years.

DA called the sentence "disappointing" and wanted 10-12.

Released.

Now back on the streets firing at random cars…pic.twitter.com/Avwzb3kX0V https://t.co/tODHH0ciTH

— Mario Nawfal (@MarioNawfal) May 11, 2026

Cambridge gunman ID'd: Tyler Brown

In 2020, he fired upon police officers, but Judge Janet Sanders gave him 5 years of prison. FIVE!

He has a 20-year criminal record. pic.twitter.com/nlajKC1KiI

— End Wokeness (@EndWokeness) May 11, 2026

A Marine veteran and an off-duty Massachusetts State Trooper responded immediately to the gunfire. The two men courageously confronted the active shooter, putting themselves in harm’s way to protect innocent civilians.

Their heroic actions brought the rampage to an end before additional casualties could occur. The swift response by these two trained individuals demonstrated the critical importance of armed citizens and law enforcement in stopping violent attacks.

Two people sustained injuries during the shooting. The extent of their wounds has not been fully disclosed, but both received medical attention at the scene.

The gunman is now in custody and facing multiple charges. Authorities have not yet released the suspect’s identity, but confirmed his prior conviction for firing at police officers raises serious questions about the criminal justice system’s ability to keep dangerous individuals off the streets.

This incident marks another example of a repeat offender committing violent crimes after previous convictions. The 2020 conviction for shooting at law enforcement should have resulted in consequences severe enough to prevent Monday’s attack.

Local residents expressed gratitude for the veteran and trooper who risked their lives to stop the shooter. Without their intervention, the casualty count could have been significantly higher given the number of rounds fired and the populated nature of Memorial Drive.

The investigation continues as authorities work to determine the motive behind the attack and how the convicted felon obtained his weapon. Massachusetts maintains some of the strictest gun control laws in the nation, yet this repeat offender managed to acquire a firearm and ammunition.

Let us know what you think, please share your thoughts in the comments below.