House of Commons committee to investigate brutal killing of soldier following disclosure that suspects were known to MI5

Victim was named as Drummer Lee Rigby, 25, who had served at least once in Afghanistan

There are fears that the Muslim community could face reprisals in ethnically divided areas

Analysis: Woolwich atrocity has exposed isolation of British Muslims

Michael Adebolajo radicalised after joining al-Muhajiroun

Michael Adebolajo converted to Islam and joined radical group

Suspects accused of hacking Lee Rigby (25) to death were known to British security services

‘You people will never be safe,’ warns killer

Labour leader Ed Miliband warns internet giant that UK tax bill is unacceptable