Prosecutors argued that the former Dallas cop failed to notice several signs that she was not at the right apartment.
Amber Guyger, who was indicted on a murder charge last year after killing Botham Jean, faces up to life in prison if convicted.
'I Thought It Was My Apartment,' Amber Guyger Repeats 19 Times In 911 Call After Shooting Botham Jean
Amber Guyger is scheduled to go to trial for murder in September, which will mark one year since she fatally shot Botham Jean.
Allison Jean, Botham Jean's mother, also thanked the community for the outpouring of support that has thrust her son's case to the spotlight.
A manslaughter warrant is expected to be issued for the unnamed police officer in the killing of 26-year-old Botham Shem Jean.