To say Sir Alex Ferguson is something of a fixture at Manchester United Football Club would be a bit of an understatement. He's managed the football club since 1986. So, it stands to reason that when he announced his plans to retire, there was a pretty widespread reaction. In fact, Crave reports that Twitter has seen nearly one and a half million tweets in the space of an hour.
The news was actually first announced on Twitter, with the official club feed releasing the following tweet at 09:17 (local time) this morning:
"Sir Alex Ferguson retires. #thankyousiralex"
So far, that tweet has been retweeted almost 32,000 times and favorited by nearly 3,200 Twitter users. According to CNet, the knock-on effect from this tweet was 1.4 million mentions of the story in just an hour. The official MUFC feed has been tweeting reactions from various different personalities (including David Beckham and Prime Minister David Cameron) all day, finished each tweet with the hashtag #thankyousiralex.
If you want to keep up with the Alex Ferguson retirement news, you can check out the liveblog that the Guardian newspaper has going on.