UPDATE 6.50pm: British Airways says it believes a "power supply issue" was the cause of a global IT failure that grounded scores of flights today.

Work balance and holiday vacation rights are compared in Germany and the U.S. as Mreike Graepel and Sheila Langan, who live in these different parts of the world describe their working culture.

At least 16 people died when an out-of-control bus ploughed into a religious festival in Bulgaria today.