LAHORE (DNA) – Chief Minister of Punjab (CM) Usman Buzdar on Thursday has visited Mayo Hospital and met the victims of Data Darbar blast. According to details, the CM informed the patients that inquiry into the explosion has been launched while the search for the terrorist group behind this attack has also been started. On May 9, at least 11 people including three police officials were martyred and scores injured in a suicide blast outside the Data Darbar shrine in Lahore.Rescue 1122 officials and police officers rushed to the spot along with a heavy convoy of police forces, and began operation and investigation, respectively.The injured persons were shifted to nearby hospitals, where an emergency has been imposed, for their treatment. Some of the patients are said to be critical.The explosion took place close to police vehicles near Gate 2 of Data Darbar. One of the vehicles was completely destroyed.The shrine has been targeted previously, in a 2010 suicide attack that killed more than 40 people, and is guarded by heavy security.An attack in Lahore in March last year left nine people dead, while a major blast targeting Christians celebrating Easter in a park in 2016 killed more than 70 people.