MTP Compressed: Beto joins crowded 2020 field, Congress rebukes Trump

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Chuck hit the campaign trail in Iowa to talk to presidential candidates Fmr. Rep. Beto O’Rourke (D-Texas) and Sen. Amy Klobuchar (D-Minn.). Plus, Sen. Pat Toomey (R-Pa.) talks his decision to vote against the president on his national emergency declaration.