Hillary Clinton's book launch looks undeniably like the prelude to a presidential campaign, but despite growing buzz, Democrats are scraping together Plans B, C and D in case she doesn't run.

The former secretary of state has criss-crossed the country on a speaking tour. Political action committees have raised millions for her. And she has now written a risk-free memoir that does little to jostle the narrative that she circled the globe wielding a brand of firm but flexible US power.
...read more here: What if Hillary Clinton does not run?