Police and Law Enforcement

Slain Texas deputy remembered as 'smartest guy in the room'

In this Thursday, July 21, 2016, photo, Harris County Sheriff's Office Maj. Clint Greenwood answers questions during a civil service commission, in Houston.

In this Thursday, July 21, 2016, photo, Harris County Sheriff's Office Maj. Clint Greenwood answers questions during a civil service commission, in Houston.  (Melissa Phillip/Houston Chronicle via AP)

A law enforcement commander has told thousands of mourners that a Houston-area deputy constable who was shot to death this week "was always the smartest guy in the room."

Montgomery County sheriff's Lt. Tim Cannon said Thursday during a funeral service in Houston that Clint Greenwood was a consummate professional, meticulous with details and the first to lend colleagues a hand.

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The 57-year-old Greenwood, a Harris County assistant chief deputy constable, was killed Monday by a gunman who stepped out from behind a dumpster as Greenwood arrived for work at a county courthouse east of Houston. The gunman is still on the run.

Baytown police have released surveillance video showing a possible suspect near the scene and the man's car driving away after the shooting.