May 28, 2012 12:00 pm The Heat Is on, Philadelphia It’s a hot Memorial Day, but we’ve got tips to stay safe in this heat. US & World Videos 0:45 Philly police are making efforts to get ATVs and dirt bikes off the roads before the summer 2:07 Gunmen fire at teens gathered at park in Abington Township, police say 3:23 Data shows significant drop in homicides in Philly so far in 2024 0:30 Crews battling rowhome fire in Allentown 2:28 Tensions rise on UPenn's campus as student protestors refuse to show ID to administrators