CHAMPAIGN, IL -  MARCH 12: Tanner Bednar waits in line to enter a rally for Democratic presidential candidate U.S. Sen. Bernie Sanders (I-VT) in the Activities and Recreation Center on the campus of the University of Illinois at Urbana-Champaign on March 12, 2016 in Champaign Illinois. Both Republican and Democratic presidential candidates have been making appearances at events across Illinois to build support in advance of Tuesday's Illinois primary.  Bednar, a junior political science major at the university, said, "Bringing the flag just seemed like the right thing to do today."  (Photo by Charles Ledford/Getty Images)