On her predawn runs in Philadelphia, Anne Mahlum kept passing a group of homeless men.
"They would say, 'Hi' or they would say 'Hi Anne' or 'There's the crazy runner.' 'How many miles are you doing?'" Mahlum recalled. "And they would smile and sort of applaud and cheer for me, while I would start my day."
But one day in May, Mahlum said, "I looked back, and I was like, 'I am cheating these guys. Why am I just running past them and leaving them there?'"
"Running is so simple you know. You...Full Story