Here’s the latest 4MR audio report from MediaShift. In this week’s special edition, I look at the way that social media have played a vital role in the breaking news happening in Iran after their contested presidential election. Though the government has cracked down on the opposition, censored the media and blocked websites and even text messaging, the news has continued to spread on Twitter, Facebook, Flickr and YouTube. And when CNN was seen as lax in coverage of Iran last weekend, the #CNNFail meme sprouted up on Twitter and they paid attention, increasing coverage the next day.

Check it out:

4MR podcast 6-16-09.mp3

Background music is “What the World Needs” by the The Ukelele Hipster Kings via PodSafe Music Network

Here are some links to related sites and stories mentioned in the podcast:

#IranElection hashtag on Twitter

#CNNfail hashtag on Twitter

Iran Election Live-Blogging on Sunday at Huffington Post

Tehran Bureau independent website on Iranian news

@persiankiwi on Twitter

@IranElection09 on Twitter

#CNNFail: Twitterverse slams network’s Iran absence at

The Revolution Will Be Twittered by Andrew Sullivan

Dear CNN, Please Check Twitter for News About Iran at ReadWriteWeb

Cyberwar guide for Iran elections at BoingBoing

Iran Protest Videos on June 16, 2009 on YouTube

Here’s a graphical view of last week’s MediaShift survey results. The question was “What do you think about WSJ’s social media guidelines?”

i-2ac7b6a3d4bdf805ac68108029337bdb-survey grab social media guidelines.jpg

Also, be sure to vote in our poll about which websites you trust most for news about Iran.

Mark Glaser is executive editor of MediaShift and Idea Lab. He also writes the bi-weekly OPA Intelligence Report email newsletter for the Online Publishers Association. He lives in San Francisco with his son Julian. You can follow him on Twitter @mediatwit.