Sushant Singh Rajput's parents left from their residence in Patna for Jayaprakash Narayan International Airport on June 15.
BJP MLA Niraj Kumar Singh Babloo a relative of Sushant is accompanying the family.
Speaking to media persons, Niraj said, "We are leaving for Mumbai now.
The last rites will be performed there.
We still can't believe that he is no more.
If needed, we will ask for investigation as well."
