Mike Stucka USA TODAY NETWORK New coronavirus cases leaped in Massachusetts in the week ending Sunday, rising 58.2% as 4,600 cases were reported. The previous week had 2,908 new cases of the virus that causes COVID-19. Massachusetts ranked 40th among the states where coronavirus was spreading the fastest on a per-person basis, a USA TODAY Network analysis of Johns Hopkins University data shows. In the latest week coronavirus cases in the United States increased 53.6% from the week before, with 559,334 cases reported. With 2.07% of the country's population, Massachusetts had 0.82% of the country's cases in the last week. Across the country, 50 states had more cases in the latest week than they did in the week before.