News of violent protests in Tehran, Iran have reignited the Twitter movement #iranelection, which many point to as a defining moment for the 140-character service during highly contested elections last summer. The New York Times is reporting that police opened fire on a crowd, killing at least four, on the anniversary of the death of “Shiite Islam’s holiest martyr.” Andrew Sullivan’s Daily Dish blog also has up-to-the-minute coverage.

We’ve mentioned a couple of times on this blog before the New York Times reporter Nazila Fathi, who during the protests over the Iran election this past June was often the only reporter on the ground reporting for the Times. Now she too has departed.

Complain all you want about Fox. Rage about the fact the White House has foolishly decided it’s a smart idea to return Fox coverage fire with (White House?) fire. At least we don’t live in Iran. Today the New York Times reports on what life is like now for journalists remaining in the country. One short word: brutal.

Ann Curry sat down with Iranian President Mahmoud Ahmadinejad yesterday for his first interview since the Iranian elections and the unrest in Iran — and got some revealing non-answers from him. Did he steal the election? “I don’t know what you mean by that.” Was there was any scenario under which Iran would develop nukes? “We do not see any need for such weapons.” And then there was this: “I don’t know what you mean by ‘no.’”

While not exactly original, this week’s most popular headline was certainly on point: The revolution, aka the ongoing unrest in Iran over last week’s questionable election results, has been burning up Twitter with people inside and outside the country tweeting and retweeting in a constatly-updating sea of green.

  “It’s humbling to think that our 2-year old company could be playing such a globally meaningful role that state officials find their way toward highlighting our significance,” a post on the Twitter blog by co-founder Biz Stone read. Therein lies the uneasy truth: In a major international crisis, one of the prime channels of [...]