Disclaimer: This article contains mentions of suicide. Reader discretion is advised. A Netflix documentary titled Tread revisits Marvin Heemeyer’s Killdozer rampage in Granby, Colorado, in 2004.

GRANBY, Colo. (CBS4)-- On June 4, 2004, Marvin Heemeyer went on a rampage through the town of Granby in bulldozer he reinforced with steel plates. He drove it through town and targeted the town hall, ...

GRANBY, Colo. — Marvin Heemeyer, a 52-year-old muffler-shop owner, drove an armored bulldozer into town, plowing over buildings, running over police vehicles, firing rounds and leaving behind a path ...

“He created his own conspiracy” Heemeyer moved to Grand Lake, which is down the road from Granby, in the fall of 1991. Brower said Heemeyer bought his property for a good price in Granby and the area ...

GRANBY, Colo. (CBS4)- On June 4, 2004, a bulldozer turned makeshift tank all but destroyed the down of Granby. It's a day many Coloradans remember and one Luan Akin won't soon forget. "It's a personal ...

Marvin Heemeyer killed himself in his armored bulldozer after destroying eight buildings and damaging five more buildings and several vehicles including a road grader authorities used to try to stop ...

Wednesday, June 4, was the 21st anniversary on the bulldozer attack in Granby. The attack was carried out by Marvin Heemeyer, a Granby business owner, in armored Komatsu D355A bulldozer. Several ...

Fifteen years ago today, a man with a grudge over a zoning dispute decided to build a tank out of a bulldozer and use it to destroy more than a dozen buildings in Granby. On June 4, 2004, Marvin ...

There are many ways to look at “Tread,” the Netflix documentary about a June 4, 2004, rampage through the town of Granby by local businessman-turned-killdozer-driver Marvin Heemeyer. It’s a ...

There are many ways to look at “Tread,” the Netflix documentary about a June 4, 2004, rampage through the town of Granby by local businessman-turned-killdozer-driver Marvin Heemeyer. It’s a ...