May 19, 2014 12:10 am Pa. Governor's Race in the Home Stretch Democratic frontrunner Tom Wolf hits the streets of Philadelphia as he tries to hold off late charges from Allyson Schwartz, Katie McGinty and Rob McCord. US & World Videos 8:59 Raise a julep to the Kentucky Derby: The Lineup 0:32 Five people arrested in 2006 Philadelphia cold case 0:19 Body of missing kayaker found in the Schuylkill River 2:00 Police officer placed on administrative duty after killing dog that attacked a man 0:51 Police officer shot and killed 1 of 4 dogs that attacked a 53-year-old man