

Arizona and Michigan hold their Republican presidential primaries on Tuesday, February 28. NPR will provide a one-hour special from 9-10 PM EST to cover the results of those contests, hosted by Melissa Block and Robert Siegel.
Our coverage will feature candidate speeches, newsmaker interviews, and expert analysis from NPR Contributors E.J. Dionne (The Washington Post) and Matthew Continetti (The Weekly Standard). We’ll also hear from NPR’s Mara Liasson and Ron Elving. Ari Shapiro will be with Mitt Romney and Don Gonyea will be with Rick Santorum.