The Senate is on course for a final vote on health care reform legislation Christmas day -- either gift-wrapping passage of President Obama's top domestic agenda item or sending him the legislative equivalent of a lump of coal. Getting to that point, however, will be no holiday. Numerous Senate aides tell Fox News that the expected schedule through next week includes votes on a defense spending bill and an increase in the federal debt limit, some late-night sessions, the introduction of amendments that could take hours to be read aloud and three potentially decisive procedural votes requiring large majorities. If...