Ayanna Pressley gives victory speech after Democratic congressional primary win in Massachusetts

Ayanna Pressley won the Democratic congressional primary in Massachusetts, in an upset victory over Rep. Mike Capuano. The first woman of color to be elected to Boston’s City Council, Pressley marks another win for the insurgent left, which has seen big success leading up the the midterm elections with Florida gubernatorial candidate Andrew Gillum and Alexandria Ocasio-Cortez.