Chandigarh, July 5 -- Punjab-origin gangster Gurpreet Singh, alias Goldy Dhillon, wanted in several murder and extortion cases, including the killing of a chemist shop cashier in Chandigarh, has been detained in Madrid, Spain. The CBI received the communication regarding Dhillon's arrest on July 3 from the Interpol and immediately the process for his extradition was initiated. FULL REPORT ON PAGE 2...