British security services have yet to find a direct link between four suicide bombers who hit London’s transport network in July 2005 and a group of Islamists jailed this week for a failed copycat attack two weeks later. Sentencing four men on Wednesday for the planned suicide bombing of three underground trains and a bus on July 21, 2005, the trial judge said he had no doubt the plot was the second wave of a coordinated al Qaeda assault on Britain. Full Story