Kakkar's ex Rozlyn may have crucial evidences?

Rozlyn Khan, who has been having her long date with crime branch officials, is believed to have allegedly handed then some key evidences in the Karan Kakkar murder case.
Transcripts of her black berry messenger conversations( between her and Kakkar) along with certain names of his friends and some You Tube links of Karan Kakkar's video clips which has been recently uploaded by an certain identity who is believed to be a woman is what Rozlyn has apparently outsourced for the police.
Though, the Mumbai Crime Branch's angle of Rozlyn's interrogation was towards the unidentified skull, which police believes is of Karan Kakkar's friend.
They want to know from Rozlyn whether she knew or could identify any Karan's friend who is now missing as the investigators feel that the model was Kakkar's muse which she denies.
Meanwhile sources reveal, that Rozlyn's land line, mobile phones, email I'd's are under scrutiny.
When contacted, Rozlyn said, "I am co-operating with the cops since the investigations are on I would not like to divulge anything further.”