Sports 2012 US Open: Day 1 August 28, 2012 / 12:34 PM EDT / CBS News 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1 2012 US Open - Day 1
