Even as Nevada casinos fight their way back, the President of the Las Vegas Sands believes the economic hardships will continue until a vaccine is developed for COVID-19. In a recent interview, Robert Goldstein told reporters that he believes casinos across the state and in Las Vegas will struggle economically so long as the pandemic lasts. His comments come just two days after the announcement that the biggest technology show in America will be an online and not in Las Vegas, dealing another blow to the Las Vegas economy. “It’s clearly a difficult time for us …. and from my…