Mumbai is all set to welcome the President of United States Barack Obama tomorrow. President Obama is likely to be welcomed by a host of dignitaries, US citizens in Mumbai and others after he lands at the Chhatrapati Shivaji International Airport . From there he is expected to zoom downtown via the Rajiv Gandhi Bandra-Worli SeaLink to the Taj Mahal Palace Hotel at Colaba, opposite the Gateway of India. The Home Ministry has already issued an alert for Mumbai and Delhi asking authorities to take extra precautions.