politically, very tough to come back from. >> it looks bad in these cases can take years to play out in the court. we'll watch senator america end ez he says he's going to fid -- menendez. it silence a voice in the democratic party, at a time he could have been a prominent player. >> we'll be watching it closely. as we know you will be too, john. after almost every aviation disaster there are changes to improve airline safety. what changes will come from the flight 9525 tragedy? our experts will explain. acid erosion. there's only so much enamel, and everybody needs to do something about it now if they want to preserve their teeth. i recommend pronamel. it helps strengthen the tooth and makes it more resistant to acid breakdown.