What is Gary McKinnon accused of?
- Between February 2001 and March 2002, the Glasgow-born computer expert allegedly hacked into 97 US government computers from his London home.
- He is accused of leaving 300 computers at US Naval Weapons Station Earle in New Jersey unusable immediately after the September 11 terror attacks on America.
- US prosecutors allege he deleted files which shut down the US army's military district of Washington DC network of more than 2,000 computers for 24 hours.
- The 46-year-old, who suffers from Asperger's syndrome, admits hacking into military computers but claims he was looking for evidence of UFOs.
- He was was arrested in 2002, and then again in 2005, before an order for his extradition was made in July 2006 under the 2003 Extradition Act.

