A key member of Republican leadership in the Senate declared on Tuesday that a cooperative approach to health insurance was merely a "Trojan horse" for a government-run system.

In a conference call with reporters, Senate Minority Whip Jon Kyl (R-Ariz.) said that while some progressives view the co-op proposal as an unacceptably watered-down alternative to a public insurance option, Republicans think it's still too similar. He indicated that both he and the party would oppose them...

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