Italy's New Prime Minister
Italy has a new Prime Minister. Enrico Letta will have the uneasy task of leading a fragile coalition government - but can he navigate Italy out of its economic difficulties? Also after a fake tweet on the account of the AP news agency sent American markets plunging, we ask whether this type of hacking represents a new way of influencing the markets to make money. Plus we ask whether eurozone struggler Portugal has gone too far with austerity - and why space debris is becoming a major problem for satellites in orbit.