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The sight of a nuclear missile launching on American soil remains one of the most iconic and high-stakes moments in the show's history. Air Date May 9, 2005 Director Bryan Spicer Key Death Paul Raines (confirmed dead at the start of the hour) Major Reveal

Critics and viewers often highlight this episode for its relentless pacing and high-stakes "cliffhanger" ending. Watch 24 4x21 1

Former President David Palmer and current President Charles Logan clash over how to handle the Chinese. Palmer advocates for "plausible deniability" and moving forward with the mission, while a panicked Logan worries about the fragile relationship with China and accuses Palmer of undermining him. Key Character Developments The sight of a nuclear missile launching on

This episode marks the first appearance of Cheng Zhi (played by Tzi Ma), who becomes one of Jack's longest-running and most significant adversaries throughout the series. Critical and Fan Reception

The two continue to manage the tactical operations at CTU, with Michelle struggling to balance the professional necessity of the mission against the personal tragedy involving Paul and Audrey. Critical and Fan Reception