. >> we take our fight for social, economic, raig and environmental justice to philadelphia, pennsylvania. gregg: we have live team fox connell outside trump headquarters. reporter: the headlines "hill makes history." another saying "her." aides say she was working on her speech up until 30 seconds before thee went on stage. we were struck by how the tone was more subdued. aides say this was by design. she had to walk this fine line noting how she was making history, but also being careful not to alienate the supporters of bernie sanders who still refused to concede. >> it may be hard to see tonight, but we are standing under a glass ceiling right now. but don't worry, we are not smashing this one. reporter: before she spoke the campaign played a 2.5 minute video called "history made," a history of the would even's rights movement starting in seneca falls. she talked of the 19th amendment when women received the right to vote in 1920. she spoke about her mother. she called bernie sanders to congratulate sanders on his wins in montana and north dakota. unusual since she won by a very large