On Saturday night, Democrats in the Senate secured the 60 votes necessary to introduce health care legislation to weeks of debate and amendment proposals. The vote signaled a further advance in the movement to overhaul America's ailing health care system and, by extension, its economy. But it seems that the process of fixing things has been going on for an awfully long time now. We discuss the history of big legislative efforts with Theda Skocpol, professor of government and sociology at Harvard University, and our Washington correspondent, Todd Zwillich.