Meanwhile , 234 have left the conflict zone , with 185 now back in France . Attackers shouted that they were avenging the prophet , Paris prosecutor says . Security officials have warned of a rising threat from Islamist extremists . Comment: But it has in the past been subject to threats over its coverage of Islam .
Attackers shouted that they were avenging the prophet , Paris prosecutor says . Security officials have warned of a rising threat from Islamist extremists . Comment: But it has in the past been subject to threats over its coverage of Islam .