Karan Mehra with wife Nisha Rawal

There have been speculations doing the rounds about Karan Mehra and Nisha Rawal having a one-year-old son. And the question again cropped up after Karan recently entered the reality show 'Bigg Boss 10'. Karan Mehra, who recently quit his long running show 'Yeh Rishta Kya Kehlata Hai' entered the 'Bigg Boss 10' on Sunday along with other celebrity contestants.