A retired New York City Police Department officer who was convicted of several felonies for attacking a D.C. cop with a flag pole and then tackling the officer to the ground and attempting to rip off his gas mask was sentenced to 10 years in federal prison on Thursday.
Thomas Webster was sentenced by Judge Amit P. Mehta to the longest sentence yet in a Jan. 6 case.
Webster, 56, was convicted by a jury in May after they determined he was lying on the stand when he tried to convince them he was trying to help the officer he assaulted to "see my hands" when he grabbed the officer's gas mask after he tackled him to the ground.
Get Southern California news, weather forecasts and entertainment stories to your inbox. Sign up for NBC LA newsletters.
For more on this story, go to NBC News.