trump a republican presidential front-runner. enjoying the lead of any republican candidate so far. he has 24% of the vote. scott walker is in second place, the polling process was ending just as the controversy was beginning over trump's remarks questioning the war heroism of john mccain. he made things even more trumpy by giving out the cell phone number of another republican rival. to be fair that senator yesterday said trump was becoming a "jackass." dana bash filed this report from bluffton south carolina. >> let me explain something. >> reporter: donald trump, a barrage of criticism. >> they didn't like the way that you know the little -- i'm a little loud i'm a little too strong. they don't like it. >> the reality tv star with a