Union Home Minister Amit Shah on Tuesday vowed to come down heavily on the perpetrators of the terror attack on tourists in Jammu and Kashmir's Pahalgam and said he was heading to Srinagar where he would review the security situation with all agencies, reported news agency PTI.

Shah said he has briefed Prime Minister Narendra Modi, who is currently in Saudi Arabia, about the Pahalgam terror attack and held a meeting with the officials concerned via video conferencing after the incident.