There has been little evidence of the unions, greens or New Democrats using the primary contest to advance their competing agendas.

ECONOMIST: John Kerry gets ever closer to the nomination

But Stanton is neither a two-dimensional figure of fun nor a murderous bogeyman, and this is why Primary Colors marks an advance over most presidential movies of the past and present.

CNN: All The Presidents' Movies

But the action started here well in advance of the primary.

CNN: Republicans fight to hold on in Nevada's 1st C.D.

In weighing the pros and cons, the grouping should first be clear about its primary objectives, and then consider whether the proposed change in approach would advance those aims.

CNN: The Bloc Buster

We have made great strides globally in increasing the numbers of girls in primary school, but until we make girls' safety a priority we will not advance our educational goals.

CNN: Make schools safe for girls everywhere