Pakistan Hockey Federation (PHF) on Wednesday called off its planned three-nation international hockey tournament this month after India pulled out of the event.India's pullout came after Malaysia, the third team in the proposed tournament, withdrew two days back. The PHF had scheduled the tournament from April 9 to 13.PHF Secretary Asif Bajwa told a press conference in Lahore that the Indian hockey federation informed the PHF on Wednesday that their foreign ministry had advised them not to send the team to Pakistan due to security concerns.