Texas Governor George W. Bush is worried about turn-out on Caucus night. Bus says he’s worried supporters will think he has the race won and will stay home.Bush, the front-runner in public opinion polls, continues to be hammered at by his rivals over his stance on abortion. Yesterday during a news conference, Bush said if a relative became pregnant after a rape, he’d be sympathetic, but as for the issue of abortion in that case he said, quote “It’s up to her” Bush says most people know he is a “pro-life” governor and his record in the issue is clear.Bush made his comments during a telephone interview with Radio Iowa.