Abdelhakim Dekhar, the man arrested on Wednesday on suspicion of carrying out recent shootings in Paris, was convicted in 1998 for his links to a "Bonnie-and-Cyde" style murder spree in France.
He was convicted of buying a gun used in the 1994 shooting attacks by student Florence Rey and her lover Audry Maupin, in which three policemen and a taxi driver were killed.
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Tori Lee Castillo, 39, has been arrested on suspicion of child abuse.
Her husband Paul remains in hospital after being seriously injured in the attack -and is it unclear if he knows Elaine has died.
Despite being in the picture, the name of the husband of Luxembourg's gay prime minister was initially left out.