2 / 7
In this Oct. 27, 2011 photo, an underwater robot is lowered into the water to work on equipment on the sea floor, 8,000 feet below. Two hundred miles off the coast of Texas, ribbons of pipe are reaching for oil and natural gas deeper below the ocean's surface than ever before. (AP Photo/Jon Fahey)

Deep Gulf oil drilling thrives again

The Obama administration had halted drilling in the Gulf of Mexico after the massive BP oil spill. But the first new drilling permit was issued in March, and now the Gulf is humming again as oil executives describe it as the world's best place to drill.