Nisha Rawal and Karan Mehra’s marriage has been in the limelight ever since their domestic dispute came out in public and became a controversy in a matter of few hours. As Nisha is all set to be seen in Kangana Ranaut hosted Lock Upp as a contestant, before entering the show, the actress joined engaged in an exclusive conversation about taking up the show and her legal battle with estranged husband Karan Mehra.