By MICHAEL D. SHEAR A 27-year-old dual British-Iranian national was arrested Thursday on suspicion of preparing terrorist acts, British police said. The man was detained in connection with Sunday’s events near an air base in England that is used by the U.S. military. The man was arrested in central London, and police said they had searched two properties in the area. Counterterrorism police also questioned another man, a 26-year-old British national, authorities said in a statement. Neither…
