what would that mean for gasone prices? >> much higher obviously. i do want say, i'm not saying itirtual lock. because therwill be price sistence at points such as 80 and $8 a barrel there will be consumer pushback as gasoline retail prices climb well above tt $3 bevel vel. hast yr we didn't see the consumer pull ba until gasoli prices got over $4 a gallon. this year the consumer here especially in the united states, much more impoveried. doesn't havehe ability at all toithstand that those kind of numbs. so the push up towards $1 -- will be felt and reacted to but i do think we'reoing to see it because ofhe various factors that we talked aut. the u.s. dlar abouting down,nflation pressures and redemand particularly out of china and the rest of the world whe they use a lot of diesel fuel ere say big ca for it. and look for it to be, the ocks that we do have on hand to be dwindle quickly. >> a lot has be made of the economts that we talked to on our program that the economic recovy may no be a very sha recovery, may no beery robust recovy. it could be

after that, a small gasone engingenerates the electricity. >> three quarters of america commuteewer than 30 miles a day, most voltdrivers will erate on a dai basis without havi to use aingle dro of ga. incidentallyit's also much less expsive to drive a car with electricity. in detroit, for example, you can char the volt at night, off peak for about five cen per kill wat hour which means a full 40-mile charge of the volt will costabout 40 nts. >> lehrer: the vo could cost arou $40,000 when it hits deal showroomsext year. henderson said the price is expected to co down in future ars. he also acknowledged pluing in thear will be a problem for ople in apartments. ultimately, g.m.xpects charging stations to meethat demand. medicaresearchers may have found anothecritical use for pirin. a new study indates it could cut the risk of death colon cancer paties by 30%. the findings are in t "journal of t american medical association." the patients took aspin in conjunction withurgery and chemotherapy. colo-rectal cancer kills nrly 50,000 americans each year. and still to come othe newshour tonig, re

. >> sure, well, the eney contained in the battery is so much les than as conined in gasone, that i mnt is really almost -- it isard to to quite dcribe it let me put think way, t tesla battery pack ithe roadster which is theost advanced btery pack in the world, the coon referencis to call what is actually a cell a battery. charlie: right. so a cell is the little single thing whchemicals and if you have multiple cellshat is what actually is the battery. that is essentially what batteris. >> charlie: ltiple cells. >> multiple cells and as the batteries get bigger and bigger they get rder and harder to deal with. so the cell that we e is a commoditcell. >> charlieright. you can buit awhere? >> pretty much and the same sort of tng that is in a number of laptops the challenge combining those cells into, and hang thousands of them making sure they e safe, mang sure they will last for 200,0 miles, 100,000, over bumps and potholes d extremes of temperature and safe in a ash and that mpounds the problemas civil. and y have toas civil g you ve to make sure temperatu is balanced across the whole

his name was dan gason and he was only 17, he was a high school journalist.cover it and he took more than 300 photographs and took them home and showed them around and put them in his parents house and they were forgotten until now. heied very young, at age 40 and i colleague helped us acquire these for the 40th anniversary. >> reporter: had a has been the reaction from people? >> wonderful. we see people dancing down the aisles here in the exhibit. it takes those who were of that era back and those who weren't of that era back to a time their parents talked about. >> it's a good family exhibit for people to come and experience together. you talk about taking some people back. tom haller knows what you mean. he's the senior videographer there. and first of all, let's prove you were there. show this. >> okay. this is me right here. and this is the neck of mi hendrix's guitar. this is my friend ricardo, pete, steve. >> reporter: this is his guitar. so you stayed until the bitter end. >> the bitter end. >> reporter: and got down near the front. >> near the front