UNION home minister P. Chidambaram has acted with honour and integrity and set an example by offering to resign after the massacre of 76 security men by Maoists in Dantewada in Chhattisgarh last week. By his action, PC has set a precedent for his colleagues. More important, he has consolidated his position within the government hierarchy. The Congress “appreciated and commended†his “buck stops at my desk†statement but would not go beyond saying that the resignation would not be accepted. What came