A powerful explosion took place outside famous Sufi shrine Data darbar in Lahore on Wednesday. At least five people were killed and several others got injured in the incident. The police said two police vehicles were targeted near Gate 2 of Data Darbar. Two policemen and three civilians have lost their lives. Pakistan Prime Minister Imran Khan has condemned the incident and sought a report from the authorities, Radio Pakistan reported. The police officials have launched an investigation to ascertain the motive behind the incident.