As in many industries, air traffic controllers with more experience often look down their noses about the abilities of the younger generation.

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We have contracts with many of the suppliers to these industries, and as projects are built, we supply the infrastructure.

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Koch, who lives in New York and serves as executive vice president of Koch Industries, has said he supports gay marriage and could align with many residents on some social issues, Reed Galen, a Republican consultant in Orange County, Calif.

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