A swastika was discovered on a wall near Philadelphia's Holocaust memorial on Sunday, police said. The antisemitic image was spray-painted on a building adjacent to the Horwitz-Wasserman Holocaust Memorial Plaza, according to the Philadelphia Police Department, which said it immediately launched an investigation. "The suspect is an unknown male wearing a black mask and a dark jacket (possibly brown) with a stripe across the chest and down the arms," police said in a press release. A man appears to spray-paint a swastika symbol on a wall of the Verizon building in Philadelphia on Sunday. Courtesy of the Philadelphia Holocaust Remembrance...