Visible crew/equipment: Towards the end of the movie when Whitney Houston is in her hotel room with Kevin Costner you can see the mic in a reflection in the window of the suite.
Visible crew/equipment: When Frank comes back to the hotel room after the beating in the hotel kitchen Delaney informs him that Rachel had received another call from the stalker. In the scene there is a reflection of the mike in the window, and we even see how it's turned around when the take is over. (01:12:00)
Visible crew/equipment: Towards the end of the fight in Frank's kitchen, when Tony pulls the knife out of the holder, look at the bottom right side of the glass front of the cupboard in front of a pile of plates: There is a beautiful reflection of a crew member in a white shirt giving signs with his arm. (00:41:40)
Answer: The fact that Frank hires an older gray haired bodyguard for Rachel after he quit tells me that he didn't want her getting involved with another man, because his intention was that he would be involved with her.