By Ariba Shahid and Krishna N. Das LATIFABAD, Pakistan/NEW DELHI (Reuters) -Spraying pesticides on his parched vegetables one street away from the Indus River, Pakistani farmer Homla Thakhur is worried about his future.

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

Washington is urging New Delhi and Islamabad to work toward a 'responsible solution' following an Islamist militant attack in the region claimed by both.