On September 14, 2011, Warren declared her intention to run for the Democratic nomination for the 2012 election in Massachusetts for the U.S. Senate. Republican Scott Brown had won the seat in a 2010 special election after Ted Kennedy's death. A week later, a video of Warren speaking in Andover went viral on the Internet. In it, Warren responds to the charge that asking the rich to pay more taxes is "class warfare" by saying that no one grew rich in the U.S. without depending on infrastructure paid for by the rest of society: