>> coming up, a mastiff search effort in the gulf of mexico in the battle over immigration is really heating up in arizona. >> in today's decision "2010," more trouble for republicans in florida and perhaps marco rubio. there's now a federal investigation in the state of florida. >> but first, washington speak today. solicitor general. otherwise known as america's lawyer. the sg's office as it's known, great initials by the way, is responsible for representing the united states before the supreme court. but chuck, why the term solicitor? >> this is what i wanted to know. historically in the united states a solicitor was the one who handled petitions and lawsuits for writs or injunctions. an attorney was the one who argued cases in commonlaw courts. right now in america, solicitor usually means a government lawyer. so there you go. she's the government's lawyer. this is the dal "the daily rund msnbc with one to grow on. boss:hey, glad i caught you. i was on my way to present ideas