The Congress's nationwide campaign, which began in Tamil Nadu's Kanyakumari on September 7, entered Karnataka on September 30. Rahul Gandhi plans to walk 3,570 km through 12 states in his campaign to "unite India" and send a message against what he calls the "divisive politics" of the BJP. But in Karnataka, its the Congress, that is also a party divided with the warning DK Shivakumar and Siddaramaiah factions likely to affect the party's chances in the forthcoming election. So can Sonia Gandhi make a difference?