Barack Obama: “I am committed to improving oversight of all U.S. government contracting procedures.”

In forming our union, the founders fell terribly short of the Declaration's promise, leaving slavery intact, allowing states to restrict the franchise to white men who owned property.

There’s no doubt that we are going through a period right now of disruption, polarization.

No one was more skilled at bringing people together and getting legislation passed.

Every president here today, as different as we are, has tried our best to uphold the values that John McCain and Mitt Romney believed in no less than I did.