Elizabeth Warren joins presidential race, offers populist appeal for change

Democratic Sen. Elizabeth Warren, a proponent of Medicare for All, formally announces her campaign for the presidency in Lawrence, Mass.

Democratic Sen. Elizabeth Warren, a proponent of Medicare for All, formally announces her campaign for the presidency in Lawrence, Mass.

Photo: Scott Eisen / Getty Images Photo: Scott Eisen / Getty Images Image 1 of / 1 Caption Close Image 1 of 1 Democratic Sen. Elizabeth Warren, a proponent of Medicare for All, formally announces her campaign for the presidency in Lawrence, Mass.

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