Las Vegas The Clinton campaign has been circulating emails on two lines of attack against Obama that will probably be on display at tonight’s debate. The first is that Obama voted “present” 129 times while serving in the Illinois state Senate. The Clinton camp use these votes to pain Obama as either soft on abortion or intentionally reticent to preserve his political maneuverability. Or both. The other line of attack the Clinton campaign is pushing is that Obama is soft on withdrawal from Iraq. Here’s the Clinton campaign’s summary: