U.S. President Joe Biden criticized railroad operator Norfolk Southern on Friday during a trip to East Palestine, Ohio a year after a toxic derailment of the company's train plunged the small community into a health and environmental crisis. In his first visit since the derailment, Biden toured the area of the accident, which forced residents to abandon their homes and many people have since suffered from rashes, breathing problems and other ailments. East Palestine Mayor Trent Conaway, a conser