NewDelhi : Former Prime Minister and Bhartiya Janata Party stalwart Atal Bihari Vajpayee dies at All India Institute of Medical Sciences in New Delhi. He was 93.He was admitted in AIIMS on June 11 following several ailments like kidney tract infection, chest congestion, urinary tract infection and low urine output. The 93-year-old BJP leader, a diabetic, has one functional kidney. He had suffered a stroke in 2009 that weakened his cognitive abilities. Subsequently, he developed dementia.