Officers investigating the brutal killing of British soldier Lee Rigby have arrested another man for conspiracy to commit murder.

Authorities have arrested ten people in the case, including the suspected killer who was captured on video with bloody hands, holding a meat cleaver and a knife.

10 arrested so far in British soldier's killing as Muslims fear backlash

The murder has caused a backlash against Muslims in London which is where Atika Shubert is tonight with the latest on the investigation.

OutFront tonight: Phil Mudd, a former CIA Deputy Director of Counterterrorism and FBI Senior Intelligence Adviser.  Fran Townsend is CNN's national security analyst, President Bush's homeland security adviser and a member of the CIA's external advisory board.