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What began as a roadside confrontation in Sugar Land spiraled into a deadly shooting rampage across Houston, leaving four people dead, including the suspected gunman, who police say took his own life.

The alleged shooter, who authorities have not yet identified, was found dead with a self-inflicted gunshot wound, according to Houston Police Department Lt. Larry Crowson.

At about 12:30 p.m. local time, the Sugar Land Police Department reported a woman was killed near Highway 90 in an apparent road rage shooting.

SUSPECTED BLUE CITY GUNMEN KILL INNOCENT GIRL IN REVENGE SHOOTING AT HOME: SHERIFF

An hour later, a mechanic shop in Houston called 911 to report that a man had shot and killed a male employee.

A witness in a nearby warehouse went ou

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