Republican Donald Trump was elected the 47th president of the United States on Wednesday, NBC News projects, an extraordinary comeback for a former president who refused to accept defeat four years ago,

Inauguration Day occurs every four years on Jan. 20 (or Jan. 21 if Jan. 20 falls on a Sunday). The inauguration ceremony takes place at the U.S. Capitol building in Washington, D.C. The next presidential inauguration is scheduled to be on Jan. 20, 2025.

D.C. Mayor Muriel Bowser and Metropolitan Police Chief Pamela Smith discussed inauguration preparations and the transition of presidential power Tuesday.

Ahead of the January inauguration, D.C. leaders say they are committed to the peaceful transfer of power and the security measures they have been tasked to handle.

Ahead of the January inauguration, D.C. leaders say they are committed to the peaceful transfer of power and the security measures they have been tasked to handle. FOX 5's Lili Zheng has the latest.