Martin Luther King Jr. Day is observed in the U.S. on the third Monday of January to honor the life and legacy of the civil rights leader. This year, the federal holiday coincides with the inauguration of President-elect Donald Trump,

Martin Luther King Jr. Day is observed in the United States on the third Monday of January. This year coincides with the inauguration of President-elect Donald Trump. Here is what to know about what businesses and services will remain open and which ones will take the day off.