CES, one of the world's biggest technology conferences, will be an online event this coming January due to the coronavirus health crisis.The decision marks a change for event organizers,who said in May it would take place as a smaller, in-person gathering in Las Vegas, Nevada.The decision also creates additional problems for Las Vegas.Like other popular vacation destinations in the United States, the city is suffering economically.More than 170,000 people attended the four-day show this past January, shortly before COVID-19 began to spread across the country.In Nevada over the past two weeks, the average number of daily new coronavirus cases has increased 27 percent.The state is now listed sixth in the country for new cases of COVID-19 per capita.The crisis has affected major technology events around the world.Europe's biggest consumer electronics trade event, Germany's IFA, usually runs for six days.