PMO reported via tweet that Prime Minister Manmohan Singh visited Uttarakhand today.Rudraprayag district of Uttarakhand was the worst hit with more than 20 people dead and 73 buildings, including 40 hotels, along the banks of the Alaknanda river swept away in the floods.More than 70,000 pilgrims remain stuck in Uttarakhand, from other states who were headed to Char Dham Yatra that include Badrinat