The grim milestone came on the same day as global coronavirus cases exceeded 50 million. The United states has reported about a million cases in the past 10 days, the highest rate of infections since the nation reported its first novel coronavirus case in Washington state 293 days ago. The country reported a record 131,420 COVID-19 cases on Saturday and has reported over 100,000 infections five times in the past seven days, according to a Reuters tally.