Another week, another nasty battle in Congress.

House Speaker John Boehner, R-Ohio, dared the Senate on Monday to not return to Washington and negotiate with House Republicans over the payroll-tax holiday, unemployment-insurance benefits, and the Medicare “doc fix.” It was a change of heart that began on Saturday, hours after senators left the District, when a faction of House Republicans expressed their dismay with the two-month deal leadership had struck.

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