Swearing-in ceremony held for U.S. House of Representatives (1/7)

Judy Chu (R), (D-Calif.), poses with Speaker of the House Nancy Pelosi (D-Calif.) for a ceremonial swearing-in picture on Capitol Hill in Washington, U.S., during the opening session of the 116th Congress, January 3, 2019.(Photo: China News Service/Chen Mengtong)

Vice President Mike Pence administers a ceremonial Senate oath during a mock swearing-in ceremony to Sen. Mitt Romney, R-Utah, with his wife Ann Romney, Jan. 3, 2019, in the Old Senate Chamber on Capitol Hill in Washington. (Photo: China News Service/Chen Mengtong)

Vice President Mike Pence administers the Senate oath of office to Sen. Elizabeth Warren （D-Mass.), accompanied by her husband Bruce Mann, during a mock swearing in ceremony in the Old Senate Chamber on Capitol Hill in Washington, Jan. 3, 2019, as the 116th Congress begins. (Photo: China News Service/Chen Mengtong)

Members of the House of Representatives pose for photo during the opening session of the 116th Congress on Capitol Hill in Washington, U.S., January 3, 2019.(Photo: China News Service/Chen Mengtong)

A member of the House of Representatives poses with Speaker of the House Nancy Pelosi (D-Calif.) during the opening session of the 116th Congress in Washington, U.S., January 3, 2019.(Photo: China News Service/Chen Mengtong)

Members of the House of Representatives poses with Speaker of the House Nancy Pelosi (D-Calif.) for a ceremonial swearing-in picture on Capitol Hill in Washington, U.S., January 3, 2019.(Photo: China News Service/Chen Mengtong)

Speaker of the House Nancy Pelosi (D-Calif.) talks with a member of the House of Representatives after a ceremonial swearing-in, January 3, 2019.(Photo: China News Service/Chen Mengtong)