vi lo fromt year's festivities. this causes traffic jams every year. it might be ad goo idea to take metro. here's a look at the roads around the whiteil house that be closed today. that's not it. s that are shut down start closing at noon and will last until 8:00 tonight. the actual tree lighting is scheduled for about 4:30 in the afternoon. obviously we're talking, you know the roads that wl be closed, constitution, 17th. >> it happens f every day the tree lighting ceremony down there. watch out. >>> still ahead on "ws 4 today," aaa reveals the shocking findings about elderly drivers and road safety. >>> plus, a potential break through in c treatment. a new medication that may be able to treat nearler 20 dit types of tumors. chuck. >> good morning, un. the increase and could have gusts near 50 miles an hour today. >>> welbame . 4:14. now to a potentially milestone -- potential milestone in cancer eatment. the food & drug administration has approved a drug that can be used to treat a wide range of cancers. the treatnt is basn a tumor's genetic mutatio