A senior ally of radical Iraqi cleric Moqtada al-Sadr has warned that many of the planned 21,500 extra US troops en-route to the war-torn nation would “go home in coffins”. The threat came amid tensions over the detention of five Iranians in a US swoop on an official building earmarked as a consulate in Arbil, the capital of Iraqi Kurdistan, which Tehran branded a breach of international law. Full Story