It's the first open-ended strike in 22 years for the Culinary Workers Union, which represents 60,000 hospitality workers across Nevada.

By Rio Yamat, Associated Press

Illinois Sen. Barack Obama's bid for the Democratic presidential nomination got a boost Wednesday when he picked up the endorsement of the 60,000-member Culinary Workers Union in Nevada, 10 days before that state's caucus.

By PBS News Hour

In the first of its Big Picture election series, the NewsHour reports from Las Vegas, where immigration, economic growth and urban development are top voter concerns. After a look at the Las Vegas political scene, local columnist Jon Ralston discusses…