24 Season 4 Episode 22 Promo (4:00AM – 5:00AM) 24 Spoilers 19 years ago Promo for 24 Season 4 Episode 22 (4:00 AM – 5:00 AM). A nuclear warhead is launched. Edgar Stiles discovers that James Heller’s son called Habib Marwan a week ago. Richard is brought into CTU for questioning.