Argentina's airlines on Tuesday suspended all flights indefinitely due to safety concerns in regards to the volcanic ash stemming from the Chilean Puyehue volcano.
An Antonov An-26 cargo plane operating for DHL Express crashed into the sea off the African nation of Gabon late Monday morning, the company said, but there were no fatalities.
The International Air Transport Association on Monday further downgraded its 2011 airline industry profit forecast to $4 billion, which would represent a 78 percent drop compared to last year.