Grist: California`s Democratic presidential primary on Tuesday is a make-or-break moment for Sen. Bernie Sanders, who needs a big win in the state to take anything resembling momentum to the Democratic convention in July. His rival, Hillary Clinton, has a narrow edge, leading him by about two points in the RealClearPolitics polling average as of Monday morning.
But in addition to its role in the delegate math - after Tuesday, Clinton will likely have secured a majority of the delegates, when unbound...