Aarushi Talwar. Check. Sunanda Pushkar. Check. Sheena Bora. Check. Jessica Lal. Check. Bhanwari Devi. Check. Sushant Singh Rajput. A work in progress. For someone who has handled high-profile complex cases—knottier the better—Dr Sudhir Gupta, head of forensic medicine at AIIMS Delhi, is confident he and his four-member team will find what caused the actor’s death. It’s a challenge not many would be comfortable with. Rajput’s death on June 14—he was found hanging in his bedroom in Mumbai—has been riveting the nation like a whodunit and the stakes are high.