Kirk Semple

During World War II, when they were 20, fraternal twins James and Michael Reilly were part of a unit that stormed the beach of a small Japanese-held island in the Pacific. It would be their last hour together.

More than two weeks after Flight 370 disappeared, unbridled speculation surrounds the unfolding global drama. So much is uncertain about what happened on the plane, and so much of what has been disclosed by Malaysian authorities has been contradicted, that hardly any theory of its fate can be easily dismissed.