Missing Princeton University student Misrach Ewunetie was found dead Thursday after a dayslong search, officials said. Ewunetie’s body was found by a campus facilities employee outside near tennis courts and a university facilities building around 1 p.m., according to Mercer County Prosecutor Angelo J. Onofri. “An autopsy by the Middlesex County Medical Examiner’s Office will determine Ms. Ewunetie’s cause and manner of death, however there were no obvious signs of injury and her death does not appear suspicious or criminal in nature,” Onofri said in a joint statement with Kenneth Strother Jr….