UPDATE 1-Pakistan, India spar over using water as a weapon in Kashmir dispute

ISLAMABAD/NEW DELHI, Aug 19 (Reuters) - Accusing India of waging "fifth-generation warfare", Pakistan said on Monday New Delhi had failed to inform it about the release of water from a dam that could cause flooding across the border.India, however, rejected the claim saying that under the terms of a water treaty between the two nations it had informed Pakistan about the release of excess water late on Monday when it crossed a certain threshold.Relations between the neighbours, already hostile, h