Federal civil rights violations that result in death are punishable by up to life in prison or even death, but those sentences are extremely rare.
George Floyd, an African-American man, was killed by a white police officer in May, 2020. His death had sparked massive protests against racism.
The killing of Floyd, a 46-year-old Black man, in May 2020 went viral after being caught on camera and sparked America's biggest demonstrations for racial justice in decades.
The sentence means the earliest Derek Chauvin could be eligible for release on parole, experts said, would be in 2035 or 2036, when he is close to 60 years old.
Darnella Frazier, who courageously recording the murder of George Floyd, was also honored last year by PEN America, a literary and human rights organization. She was awarded the PEN/Benenson Courage Award.
The shooting happened about 25 minutes before a judge read the verdict convicting former Minneapolis Police Officer Derek Chauvin of murder and manslaughter in the killing of Floyd.
Dr Andrew Baker, the Hennepin County medical examiner, concluded last year that Floyd died from cardiopulmonary arrest that is, his heart stopped complicated by the way police restrained him and compressed his neck as the 46-year-old Black man lay on the pavement last May
Former officer Derek Chauvin, 44, has been charged with second- and third-degree murder and manslaughter in Floyd's May 25 death in Minneapolis by kneeling on his neck for nearly nine minutes.