People gather in Times Square in New York, the United States, on Nov. 7, 2020. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions. (Photos: Xinhua)

(201107) -- WASHINGTON, Nov. 7, 2020 (Xinhua) --People gather near the White House in Washington, D.C., the United States, on Nov. 7, 2020. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.

A man sits on a traffic light near the White House in Washington, D.C., the United States, on Nov. 7, 2020. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.

People gather near the White House in Washington, D.C., the United States, on Nov. 7, 2020. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.

Photo taken on Nov. 7, 2020 shows the White House in Washington, D.C., the United States. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.

Photo taken on Nov. 7, 2020 shows the U.S. Capitol building in Washington, D.C., the United States. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.

People gather near the White House in Washington, D.C., the United States, on Nov. 7, 2020. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.

People gather near the White House in Washington, D.C., the United States, on Nov. 7, 2020. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.

People gather near the White House in Washington, D.C., the United States, on Nov. 7, 2020. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.

People gather in Times Square in New York, the United States, on Nov. 7, 2020. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.

People gather in Times Square in New York, the United States, on Nov. 7, 2020. U.S. Democratic presidential nominee Joe Biden was projected Saturday by multiple U.S. media outlets to be the winner of the 2020 election. Sitting President Donald Trump said the election is "far from over," vowing to take legal actions.