Amber Guyger's sister Alana Guyger testifies during sentencing testimony in the 204th District Court at the Frank Crowley Courts Building in Dallas, Texas on Wednesday, Oct. 2, 2019. Fired Dallas Police Officer Amber Guyger was found guilty of murder by a 12-person jury. Guyger shot and killed Botham Jean, an unarmed 26-year-old neighbor, in his own apartment last year. She told police she thought his apartment was her own and that he was an intruder.

Amber Guyger's sister Alana Guyger testifies during sentencing testimony in the 204th District Court at the Frank Crowley Courts Building in Dallas, Texas on Wednesday, Oct. 2, 2019. Fired Dallas Police Officer Amber Guyger was found guilty of murder by a 12-person jury. Guyger shot and killed Botham Jean, an unarmed 26-year-old neighbor, in his own apartment last year. She told police she thought his apartment was her own and that he was an intruder. (Tom Fox/The Dallas Morning News/Pool/TNS)