archaeologist michael spence. bury in cemeteries set apart from the places where the people lived. that makes it difficult to tie them ba into their living quarters. in teotihuacan, fortunately, the people were buried within the apartment compound. some of them were buried in open spaces like patios. these would have been particularly important individuals. but many of them were buried under the floors of the rooms that they had actually lived in. so in teotihuacan, we have the possibility of using these skeletons to try and detect relationships within the apartment compound. keach: thousands of boxes line the walls of a laboratory in mexico's national anthropologmuseum. this is where skeletal remains from excavations at teotihuacan and other sites are stored. looking for evidence of ancient kinship spence came here to analyze 81 skeletons from a single residential compound known as la ventilla. spence: well, i analyzed them for a series of traits about a dozen traits. these traits, we think, are partially genetic

. >> i urge you to read michael spence this morning. futures and negative five.en it walked in the door and now it is down to $1.50. let us get you to the top headlines as morning. >> another humanitarian aid convoy will be sent to eastern ukraine. ukraine has accused the convoys of delivering weapons for russian rebels and not aid. russian ruble's have resumed their attacks. both sides have agreed to withdraw heavy weapons from the bowels of. the government in greece is trying to satisfy voters and euro area finance managers. greece has until the end of the day today to come up with a new list of financial policies and reforms in exchange for that funding. as part of the agreement to extend the bailout for four months. >> we are in the process of them piling the list. we have promised the institutions and our partners that it will be submitted in good time. we are confident -- actually we are very confident that the list will be approved by institutions and therefore we are embarking on a new phase of civilization and growth. >> the greek government wants to pro

20th century knowledge on china, what can we take from spence forward through pills barry in the future? -- through pills barry in the future? michaelch china expert looks like he may be the best of them all. he has 12 books, translated into english. he says jonathan spence is too narrow focusing only on china's struggle to get over humiliation and become a strong power. the french guy, six of his books are in english. he is saying china really wants to become number one and has fought this for 2000 years. there is some compatibility. both see china as wanting to be strong but professors in paris say they will not stop it to state he will. olivia: what is the fault line for china? michael: what they are most afraid of? olivia: no, what makes them become a superpower? michael: when they triple our economy. when they get to triple, that is when they say with a will be a world leader. they assure us that they will be virtuous and we are all going to like it. brendan: coming up, we are taking a look at vaccinations the rate of vaccinations, the rate of exemptions. the single best chart. which states have the highest number of exemptions