>> shepard: these pictures said to show troops opening fire on antigovernment protesters in thailand's capital city. so-called red shirt protesters striking back, throwing rocks and molotov cocktails. they had been camping out for two months around an area including luxury hotels and shopping malls. they are trying to force out the prime minister. they claim the military helped his government come to power illegally after 2006 coo. the protests have killed some 3 dozen people. injured hundreds more and destroyed thailand's popular tourism industry. he quit the republican party to avoid a tough primary fight. and a year later. now democrat arlen specter is in the middle of a tough primary fight. so how are his chances heading into the home stretch? we're live on the campaign trail. and, he is the only survivor a plane crash that killed his entire family. and so many more. tonight, an update on what this little boy knows about what happened and where he is headed next.