mark hughes is one of the scientists leading the way in a rapidly growing field known as reproductives. he pioneered a technique called pre-implantation genetic diagnosis, or p.g.d... >> hughes: this one's got a minus-two. >> o'donnell: ...an embryo screening procedure that can identify deadly gene mutations and alter a child's genetic destiny. >> hughes: we all throw genetic dice when we have children, but when you know the dice are loaded and that there's a really reasonable chance that your baby will have an incurable, dreadful condition, you're looking for an alternative. >> o'donnell: dr. hughes helped develop p.g.d. two decades ago to screen embryos for one disease, cystic fibrosis. today, because of advances in the mapping of the human genome, he says it can be used to root out virtually any disease caused by a single defective gene. let me do a rapid fire yes or no. can you use p.g.d. for tay- sachs? >> hughes: yes. >> o'donnell: muscular dystrophy? >> hughes: yes. >> o'donnell: sickle cell anemia? >> hughes: yes. >> o'donnell: hemophilia? >> hughes: yes. >> o'donnell: hunting

john: people want to know what you think of that guy, douglas mark hughes, no relation, who flew the gyrocopter and the capitol lawn to protest many in politics. garrison: protest money and politics? where has he been the last 150 years? it is a middle late for that. -- it is a little late for that. i think it was one more guy wanting to play with toys. i took it to mean they should be militarize pennsylvania avenue -- remilitarize pennsylvania avenue and put it back in its original shape. from flying the everything. taxes getting out of control would have scared the big -- would have scared the bejeezus out of him. john: did national geographic get it right when they located lake wobegon and also, there have been a surge of somalis immigrants in the area in recent years, and in a prairie home companion, is there a need for changing demographics of lake --lake will be gone -- lake wobegon? garrison: in minnesota and in minneapolis, there are large settlements. they have him all in one a neighborhood. you walk around there, you can see the women in their long outfits but their daughte

mark: halliburton is not the industry leader. his halliburton and baker hughes -- what does this mean for halliburton's fortunes? alix they will be: a $72 billion company. they will be the number two player, for sure. pricing higher is what you need to see here. oil services, drilling costs across the board down 30%. they want to recoup some of that from the big players that will wind up cutting their drilling services. i was speaking with andrew cars -- he was looking at halliburton from emergence perspective. it has been holding onto certain assets. their margins are 5% versus -- they could fix that really easily and their margins could go up to 9%. they could do something quickly that would help their company. betty: thank you so much, alix steel. mark: let's go straight to julie hyman with a look at the markets right now. julie: i wanted to pick up on some of what alix was talking about. if you look at the major averages right now and see these declines across the board, some of that has to do with energy, some has to do with earnings we got today. if you lo

marks. >> the french president francois hollande said nothing could be worse than humiliating greece. you are say they are hugh mail humiliated. he said it's important that greece stay in the euro. do you think what he was saying is they couldn't risk the european project? >> well, yes they couldn't risk the european project. but as of this past weekend the european project is not the same anymore. this is not only damaging for the greek prime minister it's also damaging for the vision of the eurozone. the single currency as being a ube filing instrument. from what we have seen and heard over the past weekend the euro is starting to divide europe. not unify it. >> what do you think will happen next? there are these various funds put in to place immediate work going onto get the liquidity flowing. long-term do you think something positive will come out of this? >> time will tell in the past years we have not seen many positives when we had other governments and similar programs. in many ways, the exclusive focus on austerity has failed. what this new agreement now includes is for the first time a road map towar

mark: taking a look at some of the top stories. takeover of baker hughes has run into a roadblock. u.s. justice department antitrust lawyers are concerns of deal would lead to less competition in the oilfield services industry. there has been no decision whether to stop the takeover. halliburton has proposed selling off assets to other companies. inventories rose last week. forecastedd stockpiles would decline. its recovery has slowed down here as there have been signs the glut will persist. the strong u.s. dollar putting pressure on oil and other commodities. years, the housing market was a big part of the problem as america try to bounce back from the recession. new figures show it is part of the solution. sales of u.s. homes climbed in june to an eight-year high. the national association of realtors says closings increased by an annualized rate of 5.5 million. that is the best pace since 2007. hiring and pay increases are sparking the recovery. mortgage rates are helping those shopping for homes, they face a problem, supply. sales are up by 10%, but listings have risen by 4/10 o

hughes is in jeopardy. the government may block the transaction, sending shares plunging. good afternoon, i'm betty liu. markon. thank you for joining us on the bloomberg market day. worldtocks around the leading wall street lower following disappointing second-quarter results from apple and microsoft.

hughes resumed trading, down 10.3%. gold getting crushed, breaking below the key 1100 an ounce mark. jackie de angelis with more. >> gold is down for the 10th straight day. if it closes lower today it's going to be the worst losing streak that we've seen since 1996. jeff killberg, that's very significant. there was some gold bugs saying we could get a pop because we moved so far so fast. but it looks like the selling pressure is on. what's going on here? >> yeah, jackie. the last time we saw a slide like this i think gris was pegging his jeans in 1996. you see mohammed moment up. an emotional trade. gold futures, sentiment changes so quickly. there's no rhyme or reason why they're selling so hard. i think it will turn around. the vix down to 12, gold getting thrown away. it's time for a relief rally. >> what are the levels you're watching? >> i get by the big italian horn if the price of gold drops any further. so i could fill my gold inventory for my own personal consumption. but 10.45 to 10.40 is the next level of support. we haven't seen the number since 2010. in and physical dema

mark kiesel thank you. >>> oil closing right now. let's get straight to jackie deangelis. >> we're actually coming off of session lows when we got the rig count numbers. baker hughesorting we arded 21 oil rigs last week. we did get down to $47.72. that was the session low. bouncing up about 30 cents at this point. we are closing over $48 a barrel but under that key mark of $50 for the week. that's what traders are focusing on here. it was about a 5% decline on the week and about 20% decline this month. three things to focus on this week that crude investors and traders will be watching -- the dollar, china and also the supply glut here in the united states. >>> now to morgan brennan with the news headlines. >>> here's your cnbc news update at this hour. president obama arriving in kenya for a two-nation tour of an ka. he will also visit ethiopia and also expanding economic and security partnerships with african nations. the president will also spend some time with family. a cook county judge ruling at an overhaul to chicago pension funds is unconstitutional if upheld taxpayers could end up paying millions of dollars into the two retirement funds. the matter could