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After Jack Bauer's health scare last season on 24, he's decided to retire. Just when he plans to get out, they pull him back in. This season, he's racing through the streets of New York trying to stop an assassination at the U.N. Check out the Season 8 trailer below — and get a glimpse at the new CTU.

Catch up on full episodes before 24 premieres on Jan. 17 on Fox. Are you excited for the new season?