THE BIG IDEA:
Ted Cruz won decisive victories in Kansas and Maine on what’s being called “Super Saturday,” and he came within three and four points of scoring upsets over Donald Trump in both Louisiana and Kentucky.
Bernie Sanders, meanwhile, easily won caucuses in the overwhelmingly white states of Kansas (68-32) and Nebraska (56-44) while Hillary Clinton romped in Louisiana (71-23), where just as many delegates were at stake, thanks to overwhelming support among African Americans.
-- The biggest story line out of last night, though, is calamity for Marco Rubio. It was his worst showing since the New Hampshire primary – and arguably more damaging. The floor appears to be falling out from underneath the Florida senator: Not only is his win-loss record now 1-18, but he took a 17 percent in Kansas despite canceling events elsewhere to campaign in the state and receiving endorsements from Gov. Sam Brownback, Sen. Pat Roberts and Bob Dole. He got 16 percent in Kentucky, 11 percent in Louisiana (with ex-Gov. Bobby Jindal’s support) and just 8 percent in Maine—where he finished fourth behind John Kasich...