>> standing by at 1210 south lamar gunshot wound. >> reporter: it happened late thursday. an off-duty female police officer calling 911, telling authorities after returning home from her shift, she walked into an apartment she thought was hers and fatally shot the man who lived there, 26-year-old botham jean. >> there are more questions than we have answers. >> reporter: dallas police chief rene hall revealing little about if the two knew each other beforehand or if the doors were even locked, saying her department is filing an arrest warrant for the unidentified officer. >> that warrant is for manslaughter. >> reporter: the off-duty officer was still in uniform during the incident. tonight, the family of jean who served as a youth pastor demanding answers, including a mother on her way to bury her son. >> she could never give me my son back. so just speak the truth. >> reporter: and david, jean's mother also said she approved of her son's apartment because she thought it was secure, and in a safe area just a block from the police station. david? >> marcus, thank you. next tonight, the sentencing