rec analyst michael yee said vertex are two important stocks to watch. >> there's a lot of wealth of data and smid caps as well but i think we come out of the conference with a bullish view and biostocks trading up on that. >> reporter: we'll let you know next week. for "nightly business report," i'm meg terrell. >> one of the most watched experimental drugs, and that is where we begin tonight's market focus. the therapy showed promise of being able to repair optic nerve damage and the hints that could help those suffering from multiple sclerosis. some results show it lacked clarity. the wholesale retailer costco saw its same store sales better in november. with the positive results from the holiday shopping beardperiod rose to $125.56. family dollar earnings report out. the fiscal first quarter profit weaker than expected as it stepped up discounting and more sales of lower mor gin items. shares fell to $78.51. >> strong sales of caakoe corona fell. star board value renewed pressure on yahoo to buy aol sending shares of both companies higher. in a letter to yahoo's ceo, chief repeat

thank you, michael yee. >>> early gains slipping away. look at the energy sector in the red.at hq with more. >> just slid back down to the negative side. energy stocks have been all over the map this morning. they are trying to rebound from yesterday's massive sell-off. down 4%. among the gainers in today's session, apache. marathon oil and anadarko petroleum and pioneer natural resources. investors are hoping to find a bottom. we know this energy trade has been very much a downside biased and heavy one for six to seven months now. >>> when we come back it's been a rough few days for stocks. all three indices with losses more than 2%. how do you set yourself up for what's ahead? art cashin will join us at post nine in a moment. you total your brand new car. nobody's hurt,but there will still be pain. it comes when your insurance company says they'll only pay three-quarters of what it takes to replace it. what are you supposed to do, drive three-quarters of a car? now if you had a liberty mutual new car replacement, you'd get your whole car back. i guess they don't want you dr