London 2012 Olympic Games Reports
The IOC published its Report on the London 2012 Olympic Games including Weightlifting data.
The IWF also publish its Report with regard to the Weightlifting event.
You can find both Reports under the London 2012 section: http://www.iwf.net/london2012/london-2012-olympic-games/
To relieve the excitement of the Games check out the IOC videos on Youtube