On day 102 of the BP oil spill in the Gulf of Mexico, the oil is getting harder and harder to find, both on the ocean's surface and in the depths below.
For months, scientists monitored huge plumes of oil and dispersant deep beneath the waves. But now, they say, the plumes are nowhere to be found.
Watch "World News" for the latest on the Gulf oil spill tonight on ABC.
In the two weeks since the leaking well was capped, government and independent scientists have done extensive testing in the...Full Story