In Nevada, a Push to Get Holdouts to the Polls LAS VEGAS -- In Nevada, where nearly 70 percent of voters had already cast their ballots, both sides pushed forward with fervent last-minute efforts to get the stragglers to polls. Figures released by elections officials showed that Democrats held an edge of more than 40,000 voters by the time early voting ended last week. In Clark County, the state's most populous, more Democrats had voted early this year than in 2008. With the advantage apparently for President Obama in early voting, Mitt Romney's campaign had imported a 600-member volunteer army from nearby states. The group gathered Monday morning at the Las Vegas offices of Brady Industries, a facility supply distributor. The volunteers were dispatched in 40 vans to Las Vegas-area neighborhoods, where they planned to walk door to door, guiding by walking lists of conservative voters. After sundown they planned to return to Brady Industries, where the company had donated space for a large phone bank. One of the volunteers was Lisa Vander, 50, of San Diego, who said she was unemployed despite an "incredible" rsum and blames it on the current economy. "It's really about jobs jobs jobs," Ms. Vander said. She said she believed Mr. Romney would do more for the economy. Mr. Romney's running mate, Representative Paul D. Ryan, began his day Monday with a final campaign stop in Reno. Later in the day, Craig Romney, Mr. Romney's Spanish-speaking son, was to hold a rally on the