A United States Postal Service worker in Chicago is being called "an angel" after saving an 89-year-old woman last month, according to a report by Fox Television Stations' Stephanie Weaver.www.foxnews.comChicago USPS mail carrier helped rescue 89-year-old woman who fell and couldn’t get upUSPS worker Shonda Lemon told Fox Television Stations' Stephanie Weaver that she called the police on Jan. 14 for a wellness check after 89-year-old Helen Iwanski did not pick up her mail for three days straight.