10 with casino giants MGM Resorts International, Caesars Entertainment and Wynn Resorts. The Culinary Workers Union said about 35,000 members whose contracts expired earlier this year are ready and willing to walk off the job if deals aren't reached by Nov. LAS VEGAS - Tens of thousands of Las Vegas hotel workers fighting for new union contracts set a strike deadline Thursday, threatening major disruptions at more than a dozen resorts - the city's economic backbone - that could coincide with the Strip's inaugural Formula 1 races later this month. Tens of thousands of Las Vegas hotel workers fighting for new union contracts set a strike deadline, threatening major disruptions at more than a dozen resorts.