Fallen HPD sergeant laid to rest in north Texas

The United States flag that draped the casked of Houston Police Sgt. Harold Preston has a storied history. Told by Honor Network CEO and Founder Chris Heisler.

During Sgt. Preston's funeral service, Houston police chief Art Acevedo presented Prestons family with the HPD Medal of Valor.

Watch the video above to see Mayor Sylvester Turner announce Oct. 29 as Sgt. Preston Day in the city of Houston.

Watch the video above to see Congressman Al Green provide Sgt. Preston's family with a flag that flew over the US Capitol.

Congresswoman Sheila Jackson Lee introduced a congressional resolution to pay tribute to a great american - Sgt. Preston - which will be a part of the congressional record.

From up above in SkyEye, the video shows the conclusion of fallen HPD Sgt. Harold Preston's memorial, which included the ceremonial flag fold for the sergeant's family.

The 41year HPD veteran was highly looked up to in the department and throughout the community. Here's a look back at the emotional day.

ABC13 was there as the procession got underway for fallen HPD Sgt. Harold Preston. This is what we saw Friday morning.

In an emotional interview with ABC13's Melanie Lawson, Flenda Whitney, the fiancée of the HPD sergeant who was gunned down, says she's prepared to forgive the killer.

Houston police went on a somber ride to escort the body of a 41-year veteran. In the video, SkyEye followed Sgt. Harold Preston's procession.

In times of tragedy, the city of Houston always unites as one. After an HPD sergeant was killed in the line of duty and another was injured, both Chief Art Acevedo and Mayor Sylvester Turner offered words of encouragement to keep the city's spirit alive.