In a visit to a Sioux City home, U.S. Rep. Eric Swalwell, D-Calif., teased an audience about a potential 2020 presidential bid.

Swalwell, an Iowa native who represents California’s 15th district in the House of Representatives, said Saturday night he has eight staffers in Iowa and is putting together staffers in South Carolina in anticipation of tossing his hat into the ring. But the formal announcement is yet to come.

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