Coverage of the NATO summit in Chicago, the latest aviation news, and we check out the arts scenes in Hong Kong and Tunis.

Russia joins the calls for a ceasefire in Syria, we discuss Italy’s justice system scandal, and look at the latest stories in aviation.

We look at the problems with taxing salt, hear the aviation news from LA, and we learn about a very influential fraternity.

Why Russia’s aviation regulations hold sway in the debate over the EU carbon tariff and we discuss Mario Monti with Italian journalist Gianni Riotta.

Analysis of Greece’s exit options from the euro, we look at the biggest aviation stories of the week, and discuss Barack Obama’s gay marriage gamble.

On today's Briefing we talk to Peter Morris about aviation and chat with Aisha Spears about a new artistic sponsorship initiative happening in New York.

A look at the future of the Kuwaiti monarchy, we discuss the sentencing of Italy’s earthquake scientists, and get the latest aviation news.

We discuss art from Nazi Germany and also what the invasion of Iraq actually achieved, along with the latest in Brazilian aviation.

We discuss Greece’s latest deficit reduction targets with Dr Henning Meyer, get the latest aviation news, and check in with our Hong Kong bureau chief.

We ask which Nordic economies are the strongest, get the latest aviation news, and find out whether Mohamed Morsi is playing politics by pardoning protestors.

A look at dangers for voters in Rio’s election, we get the latest aviation news, and learn why US military helicopters are unpopular in Okinawa.

The latest on Spain’s anti-austerity protests, Tim Judah discusses the 17th anniversary of the Srebrenica massacre, and we look at new innovations in aviation.

Angela Merkel’s party’s local election defeats, we learn how to stage a street protest in Moscow, and visit the EBACE business aviation fair in Geneva.

We ask where next for Ethiopia after the death of Meles Zenawi, discuss the threat of chemical weapons in Syria, and look at aviation news.

The latest on Barack Obama’s election chances in battleground state Ohio, why EasyJet are breaking into African aviation, and we talk to our Milan correspondent.

We look at the future of the Boeing 747 after new aviation rule changes, we also look ahead to new business ideas coming in 2012.

We head to the Munich Security Conference, find out why automation is hurting aviation, get an update on the protests in Cairo, and review the new Libyan banknote.