Obama takes health care step , dismisses opponents ' argument . Key vote on health care early Monday is along party lines . Many political observers believe Monday 's outcome bodes well for final results . The U.S. House has already passed its version of the health care bill .
Obama praises health care step , dismisses opponents ' argument . Key vote on health bill early Monday splits along party lines . Many political observers believe Monday 's outcome bodes well for final passage . The U.S. House has already passed its version of the health care bill .