An intruder with a backpack who had scaled the outer perimeter fence around the White House was arrested shortly before midnight Friday on the grounds of the president’s official residence in Washington. Uniformed U.S. Secret Service officers arrested the person without incident and identified him Saturday as Jonathan Tran, 26, of Milpitas, California. “I am a friend of the president. I have an appointment,” the young man was quoted as telling the guards who arrested him. “I jumped the fence.” President Donald Trump, who was not involved in the incident in any way, said the young man was “a troubled person.” He had no criminal record. In a written statement, Secret Service spokesman Martin Mulholland said Saturday that Tran’s backpack contained no hazardous materials, and that nothing of concern was found during a full search of the White House grounds. Trump was in the White House at the time but …