Report : Police and intelligence services did all they could to trace suspects . Impossible to trace every person connected to the plot , it added . 52 died , 700 people were wounded in July 7 , 2005 bombings . Comment:
Report : Police and intelligence services did all they could to trace suspects . Impossible to trace every person connected to the plot , it added . 52 died , 700 people were wounded in July 7 , 2005 bombings . All four bombers died in the blasts in central London .