Asteroid 2014 DX110 will pass within the Moon's orbit at 1 p.m. PST (4 p.m. EST) today. It's not going to hit us, and we're not going to die in a planet-wide coordinated spectacular of death. At least, not today.
NASA has now completed its Congress mandate to find 90% of all the humanity killing asteroids near Earth. They have actually registered 93 percent of all of these objects, which are so big that they would cause catastrophic damage on impact.
Paging Roland Emmerich: The biggest threat to our little blue planet may turn out to be something that we don't see coming... literally. "Dark comets" are invisible to detection... and that may be the problem.