In Kashmir Valley, curfew continues in Srinagar and all other main towns, barring Bandipora, Badgam and Pulwama. Police sources say there had been no untoward incident so far. Authorities have reimposed curfew this morning following killing of four more civilians on Friday amid Valley-wide protests and clashes. AIR Srinagar correspondent reports that calm prevails in the Valley even though situation was tense. Meanwhile, unprecedented security arrangements have been made in and around the Bakshi stadium, venue for the main Independence Day function in the Valley on Sunday. Central Reserve Police Force spokesman Prabhakar Tripathi said adequate security force personnel have been deployed in the stadium to prevent any untoward incident.