aisle, early this thursday middleton are heading down the aisle, early this thursday morning, october 28th, 20. captioning funded by cbs beautiful blue sky where we are. good morning to you and welcome to the early show i m maggie rodriguez. i m harry smith. good morning, everybody. unfortunately yet another example how vulnerable mass transit can be to terror attacks. the fbi arrested a man they say planning to hit the d.c. metro system. we have details what he hoped to accomplish and how coming to you live shortly from washington. very sobering stuff. also this morning, sometimes people have trouble sleeping at night, easy to blame your spouse because he or she snores too much or maybe caffeine. it turns out you may have a gene, a problem with a gene, a genetic default, as it were, preventing you from getting a good night s sleep. not much you can do to jane your genes. not too much. we start this morning with politics, president obama sat down with funnyman