According to The Associated Press, the U.S. Postal Service said on Tuesday that it is "experiencing significant difficulties" in dispatching letters, parcels and express mail to China, including Hong Kong and Macau, "because most of its supplier airlines have suspended their flights " to those destinations. As a consequence and "starting immediately," USPS said it can no longer accept items destined for China, Hong Kong and Macao "until sufficient transport capacity becomes available." CBS News reports: