HOW DID WE GET HERE?We’re coming to the end of a pair of bookends, starting with Nixon (“I’m saying that when the president does it…that means it’s not illegal.”), and ending with Bush and Cheney. Read Nixonland to see how it all started. Will it end with real consequences for the Bush gang?http://www.salon.com/opinion/greenwald/2008/12/20/marcus/index.html[Glenn Greenwald] The Washington Post's