Martin Luther King Jr. Day, a federal holiday designated as a national day of service to encourage all Americans to volunteer and improve their communities, according to the National Museum of African American History and Culture.

The close calls coincide with a shortage of air traffic controllers that has delayed flights and raised safety concerns across the United States. The FAA in October opened an audit into runway incursion risks at the 45 busiest U.S. airports after a series of near-miss incidents.

President Ronald Reagan signed the King Holiday Bill into ... For more information, call 1-800-714-8779 or visit mnx.com. Some FedEx pickup and delivery services will be available on Jan. 20 ...

There have been a number of close calls around the country in recent years that concerned aviation experts and officials.

The mood at Reagan National Airport is somber following a devastating plane crash near Washington, DC, hours ago. Family members of likely victims are waiting anxiously for answers as first responders continue their search-and-rescue efforts. Here’s what else you need to know to Get Up to Speed and On with Your Day .