Vice President Kamala Harris’ ascension to the top of the Democratic Party’s national ticket happened swiftly, but as Cassie Semyon shows us, the highest-ranking female officeholder in American history has been climbing up the political ladder for decades.

Texas will be well represented at the Democratic National Convention. The leader of the Texas House Democrats, Representative Trey Martinez Fischer, is among those attending as a national delegate. And he’s joining us today on In Focus Texas.