clemson university. gingrich is polling ahead of romney among likely voters. but a huge number, 20% of those responding are claiming they re still undecided. and newt gingrich has two more campaign events scheduled for today before the polls close. ron mott is in columbia, south carolina. so we saw the morning start off, ron, with again newt gingrich doing trash talking. mocking mitt romney for not showing up. i think it was tommy s ham house they were supposed to have the event. reporter: right, a country ham house. there was this ham showdown. we ve heard all the the names. ham-gate. mitt romney showed up before speaker gingrich. i asked how this was scheduled. he said the gingrich folks confirmed their meeting yesterday. apparently the romney team got word of it. they decided to go before gingrich got there. they brought a bus load of supporters there.