People hold placards during a rally to protest against the partial government shutdown at Federal Plaza in Chicago, the United States, on Jan. 18, 2019. Dozens of federal employees and activists gathered here on Friday to protest against the ongoing partial government shutdown, which is now the longest in U.S. history. (Xinhua/Wang Ping)

A woman holds a placard during a rally to protest against the partial government shutdown at Federal Plaza in Chicago, the United States, on Jan. 18, 2019. Dozens of federal employees and activists gathered here on Friday to protest against the ongoing partial government shutdown, which is now the longest in U.S. history. (Xinhua/Wang Ping)

A man holds a placard during a rally to protest against the partial government shutdown at Federal Plaza in Chicago, the United States, on Jan. 18, 2019. Dozens of federal employees and activists gathered here on Friday to protest against the ongoing partial government shutdown, which is now the longest in U.S. history. (Xinhua/Wang Ping)

A woman holds a placard during a rally to protest against the partial government shutdown at Federal Plaza in Chicago, the United States, on Jan. 18, 2019. Dozens of federal employees and activists gathered here on Friday to protest against the ongoing partial government shutdown, which is now the longest in U.S. history. (Xinhua/Wang Ping)

People attend a rally to protest against the partial government shutdown at Federal Plaza in Chicago, the United States, on Jan. 18, 2019. Dozens of federal employees and activists gathered here on Friday to protest against the ongoing partial government shutdown, which is now the longest in U.S. history. (Xinhua/Wang Ping)

People hold placards during a rally to protest against the partial government shutdown at Federal Plaza in Chicago, the United States, on Jan. 18, 2019. Dozens of federal employees and activists gathered here on Friday to protest against the ongoing partial government shutdown, which is now the longest in U.S. history. (Xinhua/Wang Ping)

A woman holds a placard during a rally to protest against the partial government shutdown at Federal Plaza in Chicago, the United States, on Jan. 18, 2019. Dozens of federal employees and activists gathered here on Friday to protest against the ongoing partial government shutdown, which is now the longest in U.S. history. (Xinhua/Wang Ping)

People hold placards during a rally to protest against the partial government shutdown at Federal Plaza in Chicago, the United States, on Jan. 18, 2019. Dozens of federal employees and activists gathered here on Friday to protest against the ongoing partial government shutdown, which is now the longest in U.S. history. (Xinhua/Wang Ping)