Gunmen on motorcycles intercepted his car near the university on Jalalpur Road and opened fire at the vehicle, shooting the professor and his driver Khadim Hussain. Both of them died on the spot."Gunmen riding a motorbike sprayed bullets on his vehicle when he was about to reach the university campus in (the) morning. His driver was also killed in the attack," district police chief Ali Nasir Rizvi said."He was a Shia by sect and a very progressive official of the campus," Sheikh Abdul Rashid, a spokesperson for the university told AFP.Another colleague said Shah had previously received threats."He had been threatened by unknown people in the past," a professor at Gujrat University said on condition of anonymity.The police also later confirmed that Shah was Shia Muslim."We found a note at the scene of Shah's death which read: 'This is retaliation for Rawalpindi'," deputy superintendent of police Manzoor Malik told Reuters, referring to the clashes in Rawalpindi over the weekend in which eight people were killed."The note was signed, 'Lashkar-e-Jhangvi'."Pakistan has seen a spate of attacks on Shia professionals in recent months.On September 26, a professor of Islamia College was shot while driving his car in Karachi.According to the police two unidentified men on a motorcycle had fired on Professor Ghulam Nabi Wassan’s car. Wassan was immediately rushed to hospital.In June, Professor Azfar Rizvi, along with his driver, was gunned down by unknown assailants in Karachi.In March this year, poet and former principal of Liaquatabad College Professor Sibte Jafar was shot dead in Karachi. He too was gunned down by unidentified men riding a motorcycle.Shia doctors too have been targeted and in November, two doctors were gunned down in Karachi. They were identified by police as Dr Sher Ali and Dr Naseem Zaidi respectively.