There's new interest in one of the past century's most alluring mysteries and a grainy sonar image is at the heart of both excitement and skepticism. A South Carolina-based sea exploration company has captured an outline of Amelia Earhart’s Lockheed 10-E Electra deep below the Pacific Ocean’s surface. The pioneering aviator has never been found after disappearing July 2, 1937, while flying from New Guinea to Howland Island.