The Narcotics Control Bureau (NCB) is currently investigating the Bollywood drug angle as an offshoot of the Sushant Singh Rajput death case. Now, Deepika Padukone has been summoned to join the drug probe carried by the Narcotics Control Bureau (NCB). Along with Deepika, Sara Ali Khan, Shraddha Kapoor and Rakul Preet Singh have also been summoned by the NCB. The NCB will question Deepika about her drug chats with her manager Karishma. The actress will have to write down her answers. Watch video.