Juneteenth is now officially a legal holiday in the City of Elizabethton, with city offices closing Friday in observance of the day, as will the Elizabethton/Carter County Public Library. More than one person has asked what Juneteenth is and what we are celebrating. It is not a new holiday. It is the nation’s newest federal holiday, and Juneteenth commemorates the end of slavery in the United States. It honors the resilience, culture and achieve…