FIFTEEN British sailors and marines arrested by Iran off the coast of Iraq could be charged with spying and held until the US releases five Iranian Revolutionary Guards seized by US forces in Iraq earlier this year. Reports yesterday said a website run by associates of Iranian President Mahmoud Ahmadinejad had reported that the arrested Britons would be put before a court and indicted. Referring to them as "insurgents", the site said: "If it is proven that they deliberately entered Iranian territory, they will be charged with espionage. If that is proven, they can expect a very serious penalty since,...