January 11, 2016 8:12 am Philly Officers to Patrol in Pairs: Commish Philadelphia Police Commissioner Richard Ross said early Monday that police would patrol in pairs as they investigated a tip that there was a threat of more shootings. US & World Videos 7:05 Hundreds of pro-Palestinian protesters walked through Center City on Saturday 0:19 1 dead, 1 hurt in Delaware County shooting Friday afternoon, police say 1:57 Clear the Shelters: Happy Caturday! 2:23 Philadelphia Style Mag celebrates 25 years with glamorous party 2:06 Days before UPenn's graduation ceremony, protesters take to the streets