
Fireworks explode over the Washington Monument to celebrate the Independence Day of the United States in Washington July 4, 2018. (Xinhua/Ting Shen)

People watch fireworks celebrating the Independence Day of the United States in front of the Lincoln Memorial in Washington July 4, 2018. (Xinhua/Liu Jie)

Fireworks explode over the Washington Monument to celebrate the Independence Day of the United States in Washington July 4, 2018. (Xinhua/Ting Shen)

Fireworks explode over the Washington Monument to celebrate the Independence Day of the United States in Washington July 4, 2018. (Xinhua/Liu Jie)

Fireworks explode over the Washington Monument to celebrate the Independence Day of the United States in Washington July 4, 2018. (Xinhua/Ting Shen)

Fireworks explode over the Washington Monument to celebrate the Independence Day of the United States in Washington July 4, 2018. (Xinhua/Liu Jie)

People watch fireworks celebrating the Independence Day of the United States in front of the Lincoln Memorial in Washington July 4, 2018. (Xinhua/Liu Jie)

People watch fireworks celebrating the Independence Day of the United States in front of the Lincoln Memorial in Washington July 4, 2018. (Xinhua/Liu Jie)

Fireworks explode over the Washington Monument to celebrate the Independence Day of the United States in Washington July 4, 2018. (Xinhua/Liu Jie)