The detectives talked to the YCCC night custodian about the night Barbara was killed.

The detectives talked to the YCCC lounge bartender about the night of the gala.

The detectives asked Barbara's former sponsor about his business relationship with her and the pageant.

The detectives talked to Barbara's friend about what she witnessed at the pageant.

The detectives spoke with the pageant's primary sponsor about her involvement in the event.