On April 3, he and two sons were struck by an Amtrak train. Along with the elder Cramp, David Cramp, 31, and Thomas Cramp, 24, died of blunt force injuries, according to the Bucks County coroner.

Ali A. Khan, a gastroenterologist with Gastro Health in Fairfax, Virginia, also recommends bringing along disinfecting wipes to clean off surfaces like Amtrak armrests or airplane tray tables.