'Grey's Anatomy' Recap: A Dream Becomes a Nightmare

On this episode of Grey's Anatomy, U.S. Immigration and Customs Enforcement seeks out one of the surgical interns, Catherine gives Richard mysterious and life-altering news, and...who am I kidding? "Beautiful Dreamer" manages to juggle nearly a dozen plot strands, teeing up the end of this season while simultaneously sowing seeds for the next season to come....