‘Who Killed JonBenet?’
debuts Friday at 9 p.m. ET/PT
September is fast filling up with JonBenet Ramsey specials.
NBC has announced thatDatelinewill air a two-hour special Who Killed JonBenet?

Credit: NBC
This December marks the 20th anniversary of her death.
The following week, on Sept. 18, CBS premieres its own three-night docuseriesThe Case of: JonBenet Ramsey.
In addition, Lifetime is prepping a JonBenet TV movie, tentatively titled,Who Killed JonBenet?.
Each of these Ramsey specials promises to shed new light about the case, andDatelines is no exception.
The 911 operator who received the Ramseys call will also speak for the first time.
Dateline has released a preview of the special, which can be seen here.