Following Tuesday's massacre of 26 mostly Indian tourists, hostilities have intensified between India and Pakistan over the hotly contested Kashmir region.

The April 22 attack in India's Jammu and Kashmir territory was the deadliest on civilians in nearly two decades in the country.But the area has long been a source of tension between India and Pakistan.

By Shivam Patel, Fayaz Bukhari and Asif Shahzad SRINAGAR/ISLAMABAD (Reuters) -Pakistan called on Saturday for a "neutral" investigation into the killings of mostly Indian tourists in Kashmir that New Delhi has blamed on Islamabad,