Gurucharan Singh, aka Sodhi from the popular TV show Taarak Mehta Ka Ooltah Chashmah, has been missing since April 22, and there has been no major development in the case. Now, Hindustan Times has learnt that the investigation has reached Mumbai, with his castmates and friends getting questioned. (Also read: Taarak Mehta Ka Ooltah Chashmah’s Gurucharan Singh was approached for Bigg Boss; called himself ‘self-made actor’) Gurucharan Singh was reported missing last week. Gurucharan, who essayed the role of Roshan Singh Sodhi on the popular show, was supposed to catch a flight from Delhi to Mumbai, but that never happened. He has not returned home since then. His last traced location was Delhi, and his phone has been switched off ever since. Unlock exclusive access to the latest news on India’s general elections, only on the HT App. Download Now! Download Now! Investigation is on According to a source, the investigation is in full swing, and everyone associated with Gurucharan is cooperating with the investigation in all capacity. “There have been several reports suggesting different …