President Obama's trip to India will cost the U.S. $200m-a-day, it was reported today. The visit - part of a 10-trip to Asia - will take place amid unprecedented levels of security in the city of Mumbai, where terrorists killed at least 173 people two years ago. Extreme measures to ensure the safety of President Obama will include the complete booking of the 570-room Taj Mahal Hotel for his security entourage. The building saw some of the fiercest fighting between Islamic militant gunmen and security forces during the November 2008 atrocity. Other precautions include the use of helicopters, US and...