Hadi Heidari was arrested Monday amid a crackdown on free speech in Iran.
Dozens of people have killed in numerous attacks around Paris.
There were arrests in Paris, Berlin, Belgium and Austria today after two were killed in a raid in Belgium last night.
The front page will display an image of the Prophet Mohammad with the headline "All is Forgiven".
One Jewish protection group with 3,000 volunteers say they are increasing community training.
Security sources have warned that it might be too little too late in regard to these policies
French police have been unable to find Hayat Boumeddiene leading to speculation that she's left the country
French security experts cite a lack of manpower for failings in the run up to this week's attacks
Explosions and gunfire were heard at the Parisian Kosher supermarket.
French police staged assaults on two simultaneous hostage situations near Paris.
Amedy Coulibaly, 33, and Hayat Boumeddiene, 26, have been deemed "armed and dangerous" by authorities.
Evidence has emerged linked at least one of the attackers to al-Qaeda in the Arabian Penisular, or AQAP.
The manhunt, which started on Wednesday, has been focused on the town of Dammartin-en-Goele.
The 18-year-old turned himself in Wednesday evening.
Stephane Charbonnier was on a 'hit list' that first appeared in an al-Qaeda magazine.
There were several isolated incidents of violence last night, but no injuries were reported.
There have been reports that the gunmen held up a petrol station in northern France Thursday morning.
A 27-year-old policewoman was killed in Thursday's attack
Cartoonists mourn their colleagues and rally for freedom of the press.
Jyllands-Posten published 12 cartoons by various artists in September 2005, most of which depict the Prophet Mohammad