french police officers cordon off the street during a raid on a house to arrest an al-qaeda-linked suspect in a string of deadly shootings in france, in toulouse, france, 22 march 2012.

Police officers walk next to the building in Toulouse, France, Wednesday March 21, 2012 where a suspect in the shooting at the Ozar Hatorah Jewish school has been spotted. A father and his two sons were among four people who died Monday when a gunman opened fire in front of a Jewish school in the city in southwest France. (AP Photo/Bob Edme)

police officers stand near a building in toulouse, france, wednesday march 21, 2012 where a suspect in the shooting at the ozar hatorah jewish school is barricaded in an apartment building. a french gunman claiming al-qaida links and suspected in the killings of three jewish children, a rabbi and three paratroopers barricaded himself in an apartment wednesday after a predawn police raid erupted into a firefight. (ap photo/bob edme)

french police secure the area where they exchanged fire and were negotiating with a gunman who claims connections to al-qaida and is suspected of killing three jewish schoolchildren, a rabbi and three paratroopers, wednesday, march 21