the chair, florida congresswoman debbie wasserman schultz, ed ren democrat, michael nutter, and pennsylvania's senior u.s. senator, bob caseyhe time, because i want everybody to talk here. congresswoman, the choice many philadelphia, how much was it about the symbolic history of the city? >> well, the main three reasons that we focused on for any of the cities when we decided on philadelphia, was resources, logistics and security. but philadelphia is the cradle of democracy, chris, as you have said many times during this review. the opportunity to nominate the next president of the united states in philadelphia with the backdrop of the birth of our nation, and to showcase the democratic party's values of inclusion and empowerment and creating more opportunities for people to succeed, that's what it's all about. we're thrilled to be coming to philadelphia. i was so excited to call mayor nut are, governor rendell and senator casey this morning. >> i'm so happy for you, mr. mayor. congratulations. what a great way to end your tour, your terms as mayor of philadelphia. clean as a whist 8, which is a big deal in philadelphia, to