Ron DeSantis says Ukraine should not be a U.S. vital interest. Other major Republicans have said the U.S. should increase support to fight Russia.
Author: David Jackson and Candy Woodall, USA TODAY
Primary Tuesday: Dr. Oz in Pennsylvania, Madison Cawthorn in NC, plus Idaho and more
GOP and Democratic primaries will include Pennsylvania, North Carolina, Idaho, Oregon and Kentucky. Candidates range from Dr. Oz to Rep. Cawthorn.