PHILADELPHIA - Philadelphia bike riders won’t need their shirts, pants, skirts or even underwear - just a mask. Organizers of the annual Philly Naked Bike Ride say this year’s event will take place Aug. 28 and will require masks, based on the city’s earlier coronavirus restrictions. The city lifted most of its COVID-19 rules this week, citing an increase in vaccinations and a decrease in cases. But ride organizers said they hadn’t had a chance to chat since the city’s guidelines changed so for the time being, they’re “going to stick with our initial mask guidance.” Lead organizer Wesley Noonan-Sessa...