WASHINGTON (Reuters) - The number of Americans filing for unemployment benefits held above 2 million last week for a 10th straight week amid job cuts by U.S. state and local governments whose budgets have been decimated fighting the COVID-19 pandemic and more second-wave layoffs in the private sector. New claims for state unemployment benefits totaled a seasonally adjusted 2.123 million for the week ended May 23, from a revised 2.446 million in the prior week, the Labor Department said on..