A Wood Green man accused of being the "world's biggest computer hacker" caused $700,000 dollars worth of damage after hacking his way into 97 of the US Government's most secure computers, a court heard. Unemployed engineer Gary McKinnon allegedly used software available on the internet to break into systems at the at the Pentagon, NASA, US Army, US Navy and US Air force. The US Army Military District of Washington network had to be shut down at one stage amid fears the hacking was the work of the al-Qaeda terror network. McKinnon claims he was searching for evidence that the...