barry petersen reports from ground sub-zero. american sailors in plain clothes are attacked in a country that claims to be an ally. >> go home! >> pelley: david martin reports. dr. jon lapook investigates a price spike for generic drugs. how did her prescription go from $98 to $1200? and jericka duncan with high drama high above new york as window washers are stranded outside the new world trade center. captioning sponsored by cbs this is the "cbs evening news" with scott pelley. >> pelley: good evening. the target is two miles wide and 300 million miles away. but today, the european space agency landed a spacecraft on a comet, a first in human history. the lander named philae shot these pictures on approach to the comet which is called 67/p, a name as gray as the bolders and ridges that litter its service. philae bounced once when an anchoring system failed to catch. when it settled, it began sending signals but it has not sent pictures from the surface yet. charlie d'agata is at mission control in germany. >> reporter: a decad

barry petersen with a remarkable journey. >> this really is life one step s a time. captioning sponsored by cbs nsor this is the "cbs evening news." >> glor: good evening, everyone, i am jeff glor. and much of the country is about to enter the icebox. here is one special dramatic example, kearney, nebraska hit a high of 71 degrees this afternoon, it will be in the low teens by tomorrow. over the course of the next week the coldest air since last winter arrives and frigid temperatures will stretch deep into the deep south. we are joined from boston by eric fischer. eric, what is happening? >> jeff, winter early and often is going to be a theme this year. frost is across the arctic and head to is south as we head to the week, down the rockies, well into texas, stretching into the midwest, by the end of the week, the only state really spared from the cold air is going to be florida, never quite gets in on the action, deep into the sunshine state. in terms of temperatures, by wednesday, the cold really is taking control, single digits and teens here, places like cheyenne

barry petersen reports from ground sub-zero.s in plain clothes are attacked in a country that claims to be an ally. >> go home! >> pelley: david martin reports. dr. jon lapook investigates a price spike for generic drugs. how did her prescription go from $98 to $1200? and jericka duncan with high drama high above new york as window washers are stranded outside the new world trade center.

barry petersen with a remarkable journey. >> this really is life one step s a time.aptioning sponsored by cbs nsor this is the "cbs evening news." >> glor: good evening, everyone, i am jeff glor. and much of the country is about

barry petersen reports from ground sub-zero. american sailors in plain clothes are attacked in a country that claims to be an ally. >> go home! >> pelley: david martin reports. dr. jon lapook investigates a price spike for generic drugs. how did her prescription go from $98 to $1200? and jericka duncan with high drama high above new york as window washers are stranded outside the new world trade center.

barry petersen reports from ground sub-zero.sailors in plain clothes are attacked in a country that claims to be an ally. >> go home yankee! >> pelley: david martin reports. dr. jon lapook investigates a price spike for generic drugs. how did her prescription go from $98 to $1,200? and jericka duncan with high drama high above new york as window washers are stranded outside the new world trade center. captioning sponsored by cbs

barry petersen shoes us how pot became a cash crop for a struggling symphony in denver. ♪ >> reporterparty, from bach to pot. the colorado symphony decided this new era to get them new supporters. so people were free to byop, bring your own pot. >> we saw this and it just seemed like the perfect opportunity to support the symphony, to also show that we support them in light of the recent legalization. >> reporter: and now shaun coleman can be a smoker and a supporter. >> i'll tell you. this is not the first time i've been at a symphony event and cannabis is involved. >> reporter: this is the first of three marijuana-friendly symphony fund-raisers. >> i'm a fan of the sin gony. so whenever i get a chance, i like to come. then i thought this is historic. >> reporter: did you come here to smoke pot? >> i can't believe you asked that very jane west has been setting up corporate events for eight years. now her company throws cannabis parties. >> we're just breaking those here tonight. >> reporter: the symphony builds this as clazicily cannabis. but before they could hit their high notes. t

barry peade y peed ery pead petr barry petersen shows us. >> reporter: in oregon there was celebration >> weeding through decades upon decades of propaganda -- >> reporter: in alaska, 81% of drug arrests are for marijuana prompting this add by deppy commissioner of the department of corrections leading to this vote. >> the war on marijuana is wasteful and it hasn't worked. >> reporter: the vote too close to call. washington, d.c., voted to legalize pot use and possession in small amounts but not sales. colorado and washington state are still in their first year of what some call their great experiment, allowing legal marijuana sales for recreational use. >> what happened with respect to marijuana legalization in colorado and washington in 2012 was unprecedent. now we're going to be adding oregon and washington, d.c., into the mix. this is very king can't. >> advocates have their sites set on 2016 and are pushing for a vote in california, one of 20 states where pot is already approved for medical use. >> california's a game changer because it's such a big state and a big marijuana marke

for "cbs this morning," barry petersen, ♪ food is more than just a meal. ♪ food is love.s all. it's time for a bigger discussion about food. be part of the conversation at discover.monsanto.com reliability, is now an american thing. introducing the all new chrysler 200. america's import. silent night not so silent? with sleep number, now there's an adjustment for that. give the gift of amazing sleep only at a sleep number store. where you'll find our lowest price ever on the c4 queen mattress-just $1499.98. know better sleep with sleep number. >>> fleetwood mac has sold more than 140 million records worldwide. the super group is well known for its music and, well wild ways offstage too. now in a new memoir drummer and band member mick fleetwood looks back at a long journey. ♪ listen to the wind blow ♪ >> for nearly 50 years mick fleetwood has provided the beat and the backbone for one of the world's most successful bands. ♪ >> he was only 15 when floodwood left home for london to become a drummer. there he met bassist john mcvie forming a lifelong friendship in a band tha

barry petersen is in denver where you can see the conditions are just brutal. barry, good morning. >> reporter: oh, yes. it's very cold and it's not just that it's so cold, but we have have like blowing snow all over the place. i've got to tell you the storm added insult to injury because it knocked out a whole bunch of temperature records. the temperature nose-dived yesterday. forecasters are talking about maybe more records tumbling with temperatures below zero. so like me, this is a place that is bundled and braced for more miserable cold. >> just a little bit of snow. >> reporter: heavy snow and strong winds pounded the mid country's section tuesday. in colorado, an invasion of arctic air sent temperatures plunging producing slick snowy roads. >> number winter is here. >> reporter: it bha to blame for this deadly crash in jefferson county. the drive e of this car died after a head-on collision with another vehicle that slid across the road in icy traffic. four people were sent to the hospital in critical condition. in colorado springs a record snow on tuesda

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barry petersen is in denver where you can see the conditions are just brutal. barry, good morning. rr rr. >> reporter: it is not just cold, but it is also blowing snow out here. as if the miserable cold wasn't bad enough temperatures are plummeting and temperatures are falling. denver hit 16 yesterday. now, the forecasters talking about getting below zero. that could take out some more records. so this is an area braced and bundled up for a lot more miserable cold. >> just a little bit of snow. >> reporter: heavy snow and strong winds pounded the country's midsection tuesday. in colorado, an invasion of arctic air sent temperatures plunging, producing slick snowy roads. that led to spinouts and accidents. >> nobody knows how to drive on them because we haven't had them in a while. but no winter's here. >> reporter: it may be to blame for this deadly crash in jefferson county. the driver of this car died after a head-on collision with another vehicle that slid across the icy road into oncoming traffic. four people were sent to the hospital in critical condition. and in colorado spri