NASA TV at the Jet Propulsion Laboratory in Pasadena, CA is following the Asteroid flyby, and you can watch their live coverage here. The asteroid is about 515,000 miles away from earth right now, and heading towards us. No big deal.
Above: This animated set of three images depicts asteroid 2012 DA14 as seen on Feb. 14, 2013, at a distance of 465,000 miles (748,000 kilometers). (Image credit: LCOGT/Faulkes)