The House of Representatives voted Tuesday afternoon to fund the Department of Homeland Security through the end of the fiscal year, staving off a showdown over President Obama's immigration directives and ensuring that the department would not shut down when its funding expired at the end of the week.Hours after House Speaker John Boehner told members of the GOP caucus that he would bring the clean DHS funding measure to the floor, representatives passed the $40 billion bill 257 to 167, one week after the GOP-controlled Senate approved the measure.Leadership-aligned conservatives hailed Boehner's move on Tuesday, with Rep.