Acclaimed Japanese conductor Seiji Ozawa, who had been diagnosed with oesophageal cancer in January, said he was recovering well, but decided to cancel more concerts to concentrate on treatment.
Under the system, the U.S. Africa Command, nominally in charge of the Libya strikes, was given three sets of words that it could begin the operation with.
During the Gold Rush he steered his steamships single-handedly through Nicaraguan river rapids to find a way to get his passengers more quickly and cheaply to the Pacific Ocean.
Some, like Damaris De Luna Sanchez, 11, move their hands the way a conductor directs an orchestra, slicing through the air to help them reach the proper intonations.
And in addition to helping individual soldiers, the system can also benefit those in the command centre, by indicating when a particular unit has its hands full or is too tired to move elsewhere.