[forgotusername]

Evil routing has been employed a whole bunch of times going back decades, most visibly a couple of years ago when IIRC Iran (?) started advertising bad routes for a bunch of big sites, including Google

[apawloski]

Pakistan null routed YouTube and accidentally took a big chunk down around the world in 2007.

[noselasd]

I can't find much information about Iran advertising bad routed, but China did: http://bgpmon.net/?p=282