With a sulking West Bengal chief minister Mamata Banerjee deciding to opt out of the Bangladesh trip with the Prime Minister, the government has got into damage control mode. In a bid to placate the chief minister, the contentious Teesta river treaty that was to inked during the PM's visit to Dhaka from September 6-7 could be called off, sources have said. Ms Banerjee was reportedly unhappy with this pact.