them, tries the same type of vehicle that we have on that video, next to our victims in the morning his found. >> this is now a murder investigation. >> yes. >> 100 percent. >> they called linda back down to the station for more questions. >> they asked me if i knew what drugs weren't home system. they asked me more about the relationship with gill. they asked me what i know of that morning. >> they also decided to tell her about their suspicions, that they believe tom was murdered and that her ex lover, gil, was their prime suspect. >> i found it hard to accept because in my mind, he loved us. he loved me. he loved tom. would he do that? would he do something like that? >> was a part of you saying, he couldn't have done this. >> when i first found out about it the midazolam, i'm with the detectives in the room. they're like, do you think he