The Senate approved a package of fixes to the health care reform law Thursday, drawing to a close the chamber’s year-long effort to overhaul the nation’s insurance system. But the work isn't done quite yet. The vote passed 56 to 43, with Vice President Joe Biden presiding over the chamber. Senate Republicans forced a pair of changes to the reconciliation bill overnight, sending it back to the House for a final vote later Thursday. Democrats believe the minor changes – to language regarding Pell Grants for low-income students – won’t derail House passage, meaning that Democrats are set to finally...