Detectives Sat News Today

Espionage. >> its exactly like that. they were playing spy games. >> now it was up to mcdonald to find out if all of those spy games somehow developed into a conspiracy to commit murder. >> i think its very suspicious that she had this. >> detectives sat down with danielle and reported interviews with her on three separate occasions. from the very first interview, danielle willingly acknowledged that she and michael had been tracking sam and diane. >> where did you put the tracker in the vehicle...

>> reporter: now it was up to mcdonald and szalbirak to find out if all those "spy games" somehow developed into a conspiracy to commit murder. >> i became very suspicious that she had a part in this homicide. >> reporter: detectives sat down with danielle and recorded interviews with her on three separate occasions. from the very first interview, danielle willingly acknowledged that she and michael had been tracking sam and dianne. >> where did you put the tracking device on the vehicle? >> i p...