On the eve of the Mumbai atrocities, writer Zainab Jeewanjee discusses the detrimental effects of the massacre. Specifically, how terrorism is causing a rapidly deteriorating state of affairs in Pakistan. But the United States has a chance to get things right in South Asia by engaging both India and Pakistan economically. With economic interests in India and security/geopolitical interests in Pakistan, policy-makers should focus beyond immediate security and further extend cooperation to economic development in Pakistan to ensure they remain a long standing ally in the War on terror and in the face of an ascending China.