but there is a dark side you over 5 million english articles are on wikipedia, with added daily. 1000 but there's a dark side to wikipedia you probably don't know about. the promise of accurate, neutral articles and privacy for contributors is often just a mirage, according to two insiders. they say they've been left battle-scarred after troubling personal encounters with the world's most popular encyclopedia. we begin today with their story. >> it's billed as the encyclopedia anyone can edit. but for many, it's the opposite. 500 ip addresses and users have been blocked from editing wikipedia. >> greg kohs is among the blocked. banned, he says, for challenging wikipedia policies. more on that in a moment. in 2012, kohs helped start an opposing website called wikipediocracy to expose what he calls wikipedia's misinformation, defamation, and general nonsense. sharyl: so wikipedia does censor users? kohs: absolutely. in a given day, wikipedia administrators typically are blocking about 1,000 different ip addresses. sharyl: 1,000 a day? . sharyl: when kohs ran afoul of wikipedia, he was drawn into an unseen cyberworld. one where he says volunteer editors dole out punish

one of the world's most popular web sites and a crib sheet for students everywhere has gone dark. wikipedia has black out its side in protest of the threat of legislation from the u.s. -- its site in processes of the threat -- in protest of the threat of legislation from the u.s. congress. it would delist materials that house. materials -- that house pirated materials. it is not just wikipedia. a clutch of websites are taking a stand against what they say could damage the world wide web. >> a useful analogy might be, if you hear there is this great invention called the automobile. two years later, you find out is being used by bank robbers, the answer is not to regulate and ban automobiles. the answer is to deal with the problem directly. >> some people see this as a clash between new media and old. others as a battle between the creators of content, the people who make films or write songs, and those who abrogate -- aggregate it search engine, like google. defendants of the bill say that piracy is threatening their intellectual property. with it, millions of american jobs. >> this bill does not shut down website

one of the world's most popular web sites and a crib sheet for students everywhere has gone dark. wikipedia has black out its side in protest of the threat of legislation from the u.s. -- its site in processes of the threat -- in protest of the threat of legislation from the u.s. congress. it would delist materials that house. materials -- that house pirated materials. it is not just wikipedia. a clutch of websites are taking a stand against what they say could damage the world wide web. >> a useful analogy might be, if you hear there is this great invention called the automobile. two years later, you find out is being used by bank robbers, the answer is not to regulate and ban automobiles. the answer is to deal with the problem directly. >> some people see this as a clash between new media and old. others as a battle between the creators of content, the people who make films or write songs, and those who abrogate -- aggregate it search engine, like google. defendants of the bill say that piracy is threatening their intellectual property. with it, millions of american jobs. >> this bill does not shut down website

wikipedia has a dark side. two weekpedia insiders reveal shocking stories of conflict of interest, control of information and retaliations we go inside the hidden world of wikipedia. that is sunday morning on "full measure" with sharyl attkisson at 9:00 only here on abc7. alison: now time for a check of the roadways. trenice bishop is on traffic watch for us. happy friday. trenice: happy friday to you as well, alison. not such a happy friday for folks trying to make it to the skins game. if your ride takes you along westbound 50 to the beltway we have activity on the right side of the roadway. this accident did block a good portion of 'westbound at 495 for a while. you can still see the activity crowding the right lane and the right shoulder making your way toward 475. the heavy volume from enterprise road as a result. you can see it's breaking up here. that w fedex field. we are still seeing volume on the beltway. on the inner loop it's heavy from the dulles to road to the 270 spur. the travel lane is open. regular friday volume. for folks making a trip, it's sluggish to frederick. northbound 121 in clarksburg. back to

bills limit freedom of expression, but both sides vow to fight on to protect what they see as essential aspects of their business. wikipedia and other protest site says will be dark until midnight eastern standard time. >>> joining us now to debate sopa is sandra a starr, executive director of the copyright alliance and mark amara from the net distribution. you think this gives the industry too much power? >> it is about the power and about the power of millions of americans who use the internet everyday that i think have finally woke up to what's happening in washington d.c. and really in an unprecedented way have said these bills that tend to be worked out in back rooms and are rammed through congress, when they have a chance of fundamentally changing the way we interact with the internet and use the internet shouldn't go through that quickly. >> but don't the copyright holders have real reason to be scared? we saw the music business basically go under because of all that free downloading. they have a reason to be nervous about what's going on, don't they? >> there is some reason to be nervous, but what should motivate them is actually some anticipation for bei

of the huge websites go dark. wikipedia and mozilla, even google. i think you'll see a lot of other sites going dark throughout the day. >> jessica, thanks for your sideelling a south carolina crowd take he's ready to brawl for the white house. in fact, he says he wants to knock obama out. wonder what the vegas odds are on that fight. our political buzz panel sounds off. >>> and the head of the hobby lobby chain will be here to share his own hobby. rarebib l lly ll lly biblical ck [ female announcer ] investing for yourself is a necessity. i find investments with e-trade's top 5 lists and use pre-defined screeners to work smarter. not harder. i depend on myself to take charge of my financial future. [ bell dinging ] ♪ you want to save money on car insurance? no problem. you want to save money on rv insurance? no problem. you want to save money on motorcycle insurance? no problem. you want to find a place to park all these things? fuggedaboud it. this is new york. hey little guy, wake up! aw, come off it mate! geico. saving people money on more than just car insurance. >>> checking top stories. rescue operations on hold at the site of that capsized cru