(AP) House Republicans vowed Wednesday to pass legislation that would prevent a partial government shutdown and avoid a historic national default while simultaneously canceling out President Barack Obama’s health care overhaul, inaugurating a new round of political brinkmanship as critical deadlines approach.

Given the differences, it is unclear how long it will take Congress and the White House to clear the measures, and how close the government will come to a partial shutdown or a market-rattling default over the next three weeks.

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