Searchers are feeling overwhelmed by the task of locating the wreckage of missing Malaysian Airlines Flight 370.
"We're not searching for a needle in a haystack — we're still trying to define where the haystack is," Australian Air Marshal Mark Binskin said Tuesday. The current search zone stretches across many thousands of square miles of the Indian Ocean off the coast of Australia.
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Vessels are moving once again in the Houston ship channel. The waterway was closed after a barge crash over the weekend spilled thousands of gallons of oil. The Coast Guard now says the channel on the Gulf of Mexico had been cleared enough to allow barge traffic to enter and exit. Still, the cleanup of one of the world's busiest waterways, which is also a sanctuary for birds and other wildlife, continues.