Donald Trump stayed strong in the south and Florida Sen. Marco Rubio's campaign looked weak, despite high-profile endorsement in the Republican primaries. On the Democratic side, former Secretary of State Hillary Clinton won by a large margin over Vermont Sen. Bernard Sanders in Mississippi, continuing her southern dominance, though in Michigan, Sanders pulled out a close win and a stunning upset. And the race continues.
So what's next for the campaigns and how will they adjust strategies before upcoming debates and important primaries?