CNNW John King USA May 30, 2011
memorial day. on this national holiday, a heavy rush of politics. sarah palin's mystery tour rolled into town. we don't know when she will appear because her aides will not tell us. her stops included ft. mchenry and she's being cagey on the subject of whether it's a rolling civic lesson or a 2012 campaign. >> i believe there are many more people out there to add. competition breeds success. i would hope that there is going to be debate. >> also this day, president obama leads the traditional wreath laying at arlington national cemetery and announces a major change in his national se...