With The Flash season 4 now on a short break until February 27th, The CW has released a trailer for its returning episode, entitled ‘Subject 9’; check it out here…
https://www.youtube.com/watch?v=_jnoTC8PMPw
SEE ALSO: Follow all of our coverage of The Flash here
The Flash season 4 airs on Tuesdays on The CW.
Photo Credit: The CW
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