With Mohamed Merah now buried in Toulouse, French authorities are now turning their attention to the investigation.
Merah's brother has been handed preliminary charges of alleged complicity in preparing the killings, though his lawyer insists he is innocent.
Abdelkader Merah told investigators that a third man helped the brothers steal a motorbike used later in the killings, two police officials said today.
Merah did not give the name of the other man.
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Uplifting messages greeted commuters on the London Underground a day after the terror attack in Westminster.
Faith leaders from across London say religious communities will "stand together" in the wake of the Westminster terror attack.
Pc Keith Palmer was among the three people killed yesterday in the Westminster terror attack.