U.S. equity futures are trading slightly higher to start the week on concerns about the coronavirus.
China reported an uptick in new cases of its virus outbreak and analysts warned optimism the disease is under control might be premature.
A decline last week in the number of new Chinese virus cases reported daily fed investor optimism the disease and its economic impact might fade. But economists and industry analysts warn the outbreak still is weighing on retailing, tourism, electronics, shipping and other fields.
In Asian markets, Tokyo's Nikkei shed 0.6 percent, Hong Kong's Hang Seng lost 0.6 percent, while China's Shanghai rebounded 0.5 percent.
China reported 3,062 new virus cases in the 24 hours through midnight Sunday. That up 15 percent from Saturday's tally in a reminder of enduring uncertainty about the disease.