Up to 40 people have been killed in a bomb blast in the northern Iraqi city of Kirkuk, just hours after US troops withdrew from Iraq's towns and cities. What do you think the pullback will mean for Iraq? Will Iraqi forces be able to handle the security challenges facing the country?

Iran's Guardian Council has confirmed the re-election of Mahmoud Ahmadinejad, the country's president, following a recount of 10 per cent of the ballots. The June 12 vote unleashed the worst unrest seen in Iran since the 1979 revolution, sparking violent clashes that left at least 20 people dead. What now for Iran's opposition?

Many Arab countries have to import scientists and businesspeople from abroad and struggle to find young people with the right skills at home. For example, in Jordan, 63 per cent of new jobs went to expatriate workers between 2001 and 2007. How can innovation and business be promoted among young Arabs? What are the obstacles?