"This is the very ugliest side of running for president," said University of Virginia political science professor Larry Sabato. "It doesn't get much uglier than push polling."
But, according to Sabato, the push-poll calls are just one of many dirty tricks. "My guess is by the end of 2008, we will call it one of the dirtiest campaigns in American history, precisely because of these dirty tricks."
Read the Blotter on the Push-Poll Calls. (ABC News)