Friends and family are mourning the death of a national hero. William "Wild Bill" Guarnere, a South Philly native and World War II vet who was portrayed on the television miniseries, “Band of Brothers,” died on Saturday at the age of 90. Guarnere's son, William Guarnere Jr., confirmed Sunday that his father died at Jefferson University Hospital in Philadelphia. Guarnere was rushed to the hospital early Saturday and died of a ruptured aneurysm early Saturday night. Born in South Philadelphia on April 28, in 1923, Guarnere was a non-commissioned officer with the legendary Easy Company, 2nd Battalion, 506th Parachute Infantry...