Hegar won the Democratic nomination .
On July 6 , 2017 , Hegar announced that she would be running to be the Democrat nominee for the United States Representative in Texas 's 31st congressional district .
Hegar won the Democrat nomination .
On July 6 , 2017 , Hegar announced that she would be running to be the Democrat nominee for the United States Representative in Texas 's 31st congressional district .