It started as a group of college friends who wanted to help during the pandemic. They had tech skills, so they used 3D printers to make face shields. Then they organized as a nonprofit, Philly Fighting Covid, and opened a testing site in a Philadelphia neighborhood that didn’t have one yet.This story is part of a reporting partnership that includes ,  and KHN. It can beThe organization’s leader, Andrei Doroshin, had bigger ambitions. Even before the first coronavirus vaccine was authorized, the 22-year-old graduate student at Drexel University planned to get involved,...…It started as a group of college friends who wanted to help during the pandemic. They had tech skills, so they used 3D printers to make face shields. Then they organized as a nonprofit, Philly Fighting Covid, and opened a testing site in a Philadelphia neighborhood that didn’t have one yet.This story is part of a reporting partnership that includes ,  and KHN. It can beThe organization’s leader, Andrei Doroshin, had bigger ambitions. Even before the first coronavirus vaccine was authorized, the 22-year-old graduate student at Drexel University planned to get involved,...WW…