PESHAWAR: An accountability court on Saturday acquitted four senior police officers in the high-profile weapon purchase case.The court acquitted Director General Intelligence Bureau Dr Mohammad Suleman, Additional Inspector General Headquarters Khyber Pakhtunkhwa Kashif Alam and two DIGs Sajid Ali and Sadiq Kamal.The National Accountability Bureau had filed the case against them on the charges of irregularities in purchase of weapons in 2009-2010.The NAB filed the reference after it was...