The Brief Detective Jarion Shepherd, the lead investigator, spent hours on the witness stand as defense attorneys pressed him on evidence and documentation in the case. The lead detective in the 2020 shooting death of 8-year-old Secoriea Turner took the stand Monday, as Julian Conley is on trial for the murder. What they're saying:Detective Jarion Shepherd, the lead investigator, spent hours on the witness stand as defense attorneys pressed him on evidence and documentation in the case. Defense attorneys questioned why no lineup was conducted. Defense attorneys argue that the shooter was described as wearing black, while Conley was seen wearing red that night.