FBI agents suspect somebody in Congress tipped off the Awans that they would be indicted and now the criminal cases once-seemingly isolated to a group of rogue Pakistani IT specialists working for Congress suddenly has gotten much larger. And much more troubling. Federal agents said preceding his arrest, Imran Awan acted like a man who was recently tipped off that he would be pinched and moreover, it was no coincidence Awan’s wife was whisked out of the country in March after sidestepping the FBI at Dulles International Airport to flee to Pakistan. “She had cardboard boxes for luggage,” one FBI...