They have also undergone alcohol and drug testing, and the preliminary results were negative, Herry Bakti Gumay, a Transportation Ministry official, told a news conference Sunday.

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Technically all major averages have negative weekly chart profiles, but the Dow Transportation Average has held up a bit better.

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The action of the iShares Dow Transportation Average ( IYT) since the July highs has been negative for the overall market.

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