in fact, so, when heartburn strikes, try zantac® this has been medifacts for zantac® ♪ ♪ [ male announcere been years in the making. and there are many years ahead. join the millions of members who've chosen an aarp medicare supplement insurance plan insured by unitedhealthcare insurance company. go long. >>> the scene at boston harbor today america's oldest commissioned warship set sail. the uss constitution made a short trip to commemorate the battle 200 years ago today. that battle earned the constitution its famous nickname, old iron sides. >>> this is the first full weekend back in the states for many american olympians who are still basking in the glow from london. one of them is gymnast gabby douglas whose two gold medals made her an overnight and bankable star. a remarkable journey she reflected on with me during a stop in new york this past week. >> it's been crazy here and there but was very fun and energetic on the way. we had some tough times but that's what i like about it. because you can face these difficulties. >> you talk about being a role model. i heard people talk abou

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in fact, so, when heartburn strikes, try zantac® this has been medifacts for zantac® >>> tonight policeansas have now releashed a dash cam video in a case drawing huge protest.authiesa spect in custody shot himself in the back of a patrol car. but he was handcuffed behind his back. here's steve oh sum ssunsaosuns >> the release of dash cam video is the latest extraordinary effort by jonesboro, arkansas, police who tried to prove they had nothing to do with the death of tavis carter. this is his arrest for alleged drug possession and outstanding warrant for a drug charge. a 21-year-old was searched twice. police say he was put in handcuffs off camera and stuffed in the back of a camera for questioning. but the video skips a moment when police say he somehow managed to pull a gun from his pocket and shoot himself in the head. >> i patted him back. i don't know where he had it hitten. >> reporter: carter's mother and his supporters don't believe a word and have been pro testifying for weeks. >> how does that make you sneel. >> reporter: they're calling for firings and investigation and pol

in fact, so, when heartburn strikes, try zantac® this has been medifacts for zantac® >> pelley: backat the republican national convention, we are joined by the 2008 republican nominee for president, the senator from arizona, john mccain. senator, first of all, happy birthday. >> thank you. >> thanks. >> pelley: mitt romney has limited experience in foreign policy and like several recent presidents he has no experience in the military. why should he be the next commander in chief? >> because he has the right instincts the way ronald reagan did. he understands the importance of american exceptionalism, he doesn't want to lead from behind, he wants to lead from in front. he understands the importance of plea trade, of america's role in the world and the rich heritage of american leadership. this president, obviously, leads from behind, has not even spoken a word about the people in syria who are being massacred. i mean, remarkable lack of leadership on the part of the president. >> pelley: senator, i want to ask you, you know something about running mates and what they can bring to a ti

in fact, so, when heartburn strikes, try zantac® this has been medifacts for zantac® so, when heartburnwe open up the cbs news vault for a conversation with one of the greatest comedians of all-time. groucho marx made 26 movies, 13 with his famous brothers. >> i turned to tv and was host of you bet your life when this interview was taped in april of 1954. in this person to person chat with the legendary edward r. murrow reflect on his life and career. >> let's drop in on the marx household. >> groucho, i've always wanted to know what prompted you to become a comedian? >> i originally wanted to be a doctor, ed, but i had an uncle who was making $250 a week and all the doctors as a comedian. all the doctors were. >> i wanted to pry into your family secrets. why have we never heard talk about your brother harpo? > harpo never had anything to say worth listening to. strangely enough when we were -- now that he's on the sidelines and he's in television now, now when i go to a party, he does all the talking and we all sit mu mute. >> what's the best advice you received from your parents? >> m

in fact, so, when heartburn strikes, try zantac® this has been medifacts for zantac® [ male announcerpatent that has changed the modern world... would define you as an innovator. to hold more than one patent of this caliber... would define you as a true leader. to hold over 80,000... well, that would make you... the creators of the 2012 mercedes-benz e-class... quite possibly the most advanced luxury sedan ever. ♪ join mercedes-benz usa on facebook for the best summer sweepstakes. >> osgood: and now a from our sunday morning almanac. august 19, 1919, 93 years ago today. the day of an historic turn-around that echos down to our own times. for that was the day afghanistan won its independence from great britain. beginning in 1838, britain had fought three wars for control of afghanistan, wars that left fought three wars for control of afghanistan, wars that left their scars on british politics and popular culture. in the sherlock holmes stories, dr. watson was a wounded veteran of the second afghan war in 1880. while rudd yard kipling in his 1888 novella, the man who would be king, told

in fact, so, when heartburn strikes, try zantac® this has been medifacts for zantac® [ kate ] most womeny not be properly absorbing the calcium they take because they don't take it with food. switch to citracal maximum plus d. it's the only calcium supplement that can be taken with or without food. that's why my doctor recommends citracal maximum. it's all about absorption. >> good evening. >> we begin tonight with breaking news about a chicago police officer shot in the morgan park neighborhood. >> that officer was shot in the need. he is in good condition. what can you tell us,? >> we have been here for a few moments. we will show you what we can see from here. you can look north on lumas. it happened on the 800 block. he suffered a gunshot wound to his leg. somewhere near the knee. the emergency crews transported him to the medical center and the oak lawn. we do believe he is in stable condition. we do not have information at this point on any arrests or the investigation. this is happen in the past hour. we will bring you an update as we find out more. >> thank you. to the other top