It's more a battle of prestige than power for the by-election to the Kadapa Lok Sabha constituency in Andhra Pradesh today. Y S Jaganmohan Reddy, son of the late Andhra Pradesh chief minister Y S Rajasekhara Reddy, is locked in an intense battle with the Congress for the high-profile election, a situation caused by his resignation as MP from the seat after a bitter parting of ways with his father's party in November last year.