US Covid-19 cases surpass 3.5 million

The number of Covid-19 cases in the US surpassed 3.5 million on Thursday, reaching 3,533,317, according to the Center for Systems Science and Engineering (CSSE) at Johns Hopkins University.

Meanwhile, the national death toll from the disease rose to 137,846, according to the CSSE, Xinhua reported.

New York state remains the hardest-hit with 404,775 cases.

California, Florida and Texas have become the country's new Covid-19 hotspots with rapid increases in daily new cases. California has reported 355,046 cases, Florida 315,775 cases and Texas 292,336 cases, the tally showed.

States with over 100,000 cases also include New Jersey, Illinois, Arizona, Georgia, Massachusetts, and Pennsylvania, the CSSE data showed.