preventible what happened to me. >> i'm health reporter stephanie stahl. a safety precaution was ignored by the dentist and it happens all the time. find out what and how to protect yourself next. >>> and it was another hot, humid day today. it started with sun then the clouds rolled in and heavy rain impacted portions of the area. so can we expect more rain for the weekend? i'll tell when you the wet weather could move and when the humidity breaks coming up. >>> and the $540 million mega millions jackpot drawing just took place. we'll have the winning numbers for you when we come back.