Mount Sinabung spews pyroclastic smoke as seen from Tigapancur village in Karo district on November 14, 2013 in Medan, Sumatra, Indonesia. Up to 4,300 residents have been evacuated from five villages in North Sumatra due to the volcanic eruptions of Mount Sinabung. The volcano has been erupting for several days, spewing ash and lava 2.5 miles into the sky. (Getty Images)
Willie Walsh has always been one of the most outspoken chief executives in the aviation industry but now having steered British Airways and Iberia back into the black, the Irishman is proving there is metal behind his words.