The Flash season 7 episode 16 (S07E16) - P.O.W.
John Diggle arrives in Central City with a weapon to help barry stop the Godspeed War. Meanwhile, Allegra and Ultraviolet’s new bond is put to the ultimate test, while Joe and Kristen Kramer are hunted by a former colleague of hers. The Flash season Number: 7 episode Number: 16 episode Title: P.O.W. Air...