INQUIRER: City emergency medical officials brought extra ambulances to the finish line, where they expected a gathering of more than 40,000 athletes and spectators. By 10:15 a.m., a steady stream of racers-turned-patients had walked or were wheeled into the medical tent. “Our enemy just came out,” Jeremiah Laster, the Philadelphia Fire Department’s medical-services field operation chief, said, referring to the sun. The number-one medical issue for runners, he said, was dehydration. In all, 179 people were seen for injuries ranging from sprains and cramps to heat-related illnesses. Thirty-six, including racers who needed assistance along the route, were transported to hospitals […]