THE Congress high command is caught in a delicate situation on Jammu and Kashmir, where chief minister Ghulam Nabi Azad has launched an all-out operation to mobilise numbers to survive the July 7 trust-vote after the PDP pull-out. Apprehensive about Mr Azad poaching on a section of its MLAs, the PDP leadership has registered a strong protest, cautioning the party high command that any misadventure by the chief minister months ahead of the assembly poll could trigger a crisis in the sensitive border state. The political tug-of-war in Srinagar comes at a time when the Congress central leadership is working on the number games in the Lok Sabha to shield the Manmohan Singh regime from the Left pull-out threat. The PDP, even after its withdrawal of support to the Azad government, remains an ally of the UPA at the Centre. The Congress central leadership is sensitive to the tactical utility of PDP, which has just one Lok Sabha MP, given the attempts to project the Indo-US civil nuclear deal as