Activists fighting on behalf of the survivors of the Bhopal gas tragedy have now found a new hope in American President Barack Obama’s visit to India early next year..They expect the Indian Prime Minister would raise the issue with his American counterpart, when the latter comes on a two-day visit to New Delhi to attend the Republic Day celebrations...Why doesn't the Indian PRime Minister...start the campaign with Bhopal toxic waste clean-up?" said Salil Shetty, the secretary general of Amnesty International...He said...we have great hopes from Modi-Obama meet...The US government had scuttled extradition of Anderson twice. We have written to Obama seeking cooperation from the American government," said Satinath Sarangi of Bhopal Group for Information and Action...He demanded the US government should acknowledge and express regret for "financing the hazardously designed Union Carbide plant in Bhopal through the Exim Bank".