Crowley said the fact that diplomatic note from Tehran did not address concerns about Iran's nuclear ambitions is one reason why an exploratory meeting with the Iranians is so important.

VOA: standard.2009.09.11

So that's the main reason why we have the Heron there." Israel is one of the pioneers of combat drones, having used the remote-controlled aircraft in Lebanon and the Palestinian territories.

VOA: standard.2010.07.27