To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Share Embed Share URL Video File Node URL Embed Code <iframe title="MRC TV video player" width="640" height="360" src="https://www.mrctv.org/embed/102457" allowfullscreen></iframe> Responsive Embed Code Embed Code <iframe title="MRC TV video player" width="640" height="360" src="https://www.mrctv.org/embed/102457" allowfullscreen></iframe> Former Republican Senator from Pennsylvania, in his speech announcing that he is running for President of the United States, asks Obama, "Who are you Mr. President?"