norah. >> o'donnell: roxana saberi, thank you. the "cbs overnight news" will be right back. ♪♪ you pour your heart into everything you do, which is a lot. so take care of that heart with lipton. because sippin' on unsweetened lipton can help support a healthy heart. lipton. stop chuggin'. start sippin'. what happens when you block heartburn with one prilosec otc in the morning? stop chuggin'. heartburn doesn't stand a chance - day... or night. excess stomach acid can cause heartburn. prilosec otc works differently by preventing excess acid production. so don't fight heartburn, block it. prilosec otc. one pill in the morning blocks heartburn, all day and all night. facing expensive vitamin c creams with dull results? olay brightens it up with new olay vitamin c. gives you two times brighter skin. hydrates better than the 100, 200, even $400 cream. see, my skin looks more even, and way brighter. dullness? so done. turn up your results with new olay vitamin c my skin can face anything. shop the full vitamin c collection at olay.com n

roxana saberi, cbs news, london. >>> time for a check of weather with meteorologist darren peck in for mary. >>> a pretty day today. the view of the top of the salesforce gives us almost everything we need to know about this monday. let me put some numbers on. we'll start with the currents. it's nice to see everybody back in the mid and upper 50s. we did have a cold morning for santa rosa where you dipped to the mid 30s. it likely will happen again over the next few mornings. overnight lows will dip back down tomorrow morning so plan on temperatures in some inland valleys down to the mid and upper 30s. before we get there, today's daytime highs still have a way to go. we'll climb to the mid 60s for warmer inland valleys. it is quiet now as we saw but all we have to do is look on the pacific where there is anything but. there is a train of storms ripping across the pacific. if we take the view from high def doppler and future it into futurecast, you see the rain. watch where they all go. the pattern in the atmosphere is set up to take the storms to pacific northwest even though they loo

norah. >> o'donnell: roxana saberi, thank you. tonight, cbs news learned the red cross is declaring a national blood crisis for the first time and tomorrow will ask people to donate immediately, that lives are at risk. this is an historic shortage, the worst in more than a decade and the ramifications are unimaginable as doctors are forced to make tough decisions on who should get blood and who needs to wait. no 11-year-old should have to worry about the nation's blood supply by dreylan holmes does. how does having sickle cell disease affect you? >> sometimes i can't get out of bed. >> o'donnell: before thanksgiving, dreylan was severely anemic and needed a transfusion but was forced to wait two days. what was that wait like? >> very scary because that was actually the first time that we didn't know when the blood was coming. >> o'donnell: dr. jennifer andrews runs the blood bank at vanderbilt university medical center and treats kids with blood disorders. how is your hospital's blood supply? >> it's dire,. >> o'donnell: and it me

in tonight's "eye on earth," cbs' roxana saberi reports the changes could ripple across the entire globeter: the scientists say the changes they're seeing in the arctic are undeniable and alarming. snow and sea ice are rapidly melting. the long-frozen tundra is growing green. and on the highest point of greenland's ice sheet, rain was recorded for the first time last summer. >> should we be concerned? absolutely. >> reporter: climate specialist rick tomen helped write the annual "arctic report card" the 16th released by the u.s. government's national oceanic and atmospheric administration. >> even if some records were broken, we did have in part of the arctic, the warmest fall, 2020. the theme is really continued disruption in the arctic. >> reporter: disruption, he says, to the lives of arctic animals and people. >> the changes have already occurred. they can't be undone in short order. >> reporter: even wildfires are scorching land that was once permanently frozen in siberia, which the u.n. says hit a record high of around 100 degrees fahrenheit in 2020. >> the heat that we saw in sibe

norah. >> o'donnell: roxana saberi, thank you.turn to the covid misinformation scandal surrounding dismeedian add podcastser joe rogan, causing a major backlash for streaming service spofort spotify, prompting an apology from rogen. >> i'm sorry they feel that way. >> reporter: joe rogan is apologetic to allegation he's helping spread dangerous information about covid 19 on spotify on his podcast. >> i will try to balance out these more controversial viewpoints. ♪♪ ♪♪ >> reporter: musicians neil young and joni mitchell pulled their music from spotify in support overhundredses of medical experts who sent a letter asking for an end to misinformation on the platform. popular host. host brene brown won'trelease m. spotify will add an advisory to any discussions of covid 19 on the joe rogan experience, he claimed young people don't need the vaccine. last month he hosted a controversial anti-vax doctor. >> i'm just a person who sits and talks to people. >> reporter: c.e.o. daniel ek said in a blog post-the company is trying to balance u