A 26-year-old man suspected of killing two family members and his children’s mother in Pennsylvania in an hours-long crime spree has been charged in New Jersey following a manhunt, authorities said Sunday. Andre Gordon Jr. was arrested in Trenton on Saturday after authorities say he shot and killed his 52-year-old stepmother, Karen Gordon, and 13-year-old sister, Kera Gordon. He then allegedly killed Taylor Daniel, 25, the mother of his two children. He fled to New Jersey, where about 60 law enforcement officers searched for him until his arrest, according to state Attorney General Matthew Pla…