" Jesse Nichols, a librarian on the Senate Finance Committee and the first black appointed to a clerical position in the Senate, recalled that "Senator Gore used to come in and out of the clear blue sky he would say, 'Jesse, bring me a Coca-Cola.

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But a clear, cloudless day-time sky is blue because molecules in the air scatter blue light from the sun more easily than they do red light.

BBC: rainbow

Instead, again with data as crystal clear as an azure sky of deepest blue, the report identifies potential root causes in intellectual property, business practice and unforeseen technical challenges as playing a significant role, along with some areas where the FDA could help foster drug development.

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Eight hours later, as the aircraft's undercarriage was lowered over Mortlake, in south-west London on its approach to Heathrow Airport, the man plummeted to earth through a clear blue Sunday morning sky.

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