Former Uttar Pradesh chief minister Kalyan Singh's condition deteriorated on Friday. "His blood pressure is low and he's not passing urine normally. He has been placed on dialysis," Prof R K Dhiman, Director, SGPGIMS, Lucknow told ANI. Singh is on ventilator. The 89-year-old BJP veteran was admitted to the ICU of the hospital on the evening of July 4 due to an infection and