Your support makes MPR News possible. Give Now Rep. Keith Ellison on Rev. Martin Luther King Day Politics St. Paul, Minn. · Jan 16, 2012 Listen Added story 53min 54sec Rep. Ellison MPR Photo/Jeffrey Thompson Midday marks Martin Luther King Jr. Day with a discussion about race and religion in America. Jan. 16 is by presidential proclamation Religious Freedom Day. Why is this day important?