Overview: Kev Salter goes on three drug busts, accompanied on two of them by newcomer Pete Tate, while Ben Sutcliffe shows presenter Rick Edwards the ropes, taking him on a fast-paced ride through Taser, method of entry and firearms training. Plus, a look back at two classic stories, showing the lengths to which people will go to hide their narcotics and how the police managed to gain access to a suspected drugs den