According to media reports, three people were taken hostage, including a pregnant woman.
Emergency services arrive at the scene of a hostage situation in central France on Tuesday, June 12, 2018. He's holding two hostages.
A Paris police official told CBS News there was no immediate indication of a link to terrorism, however members of the force's elite serious crime unit, known as the BRI, were on the scene.
A police source said the hostage-taker initially hit one person who was able to escape.
In response, anti-terrorist police have surrounded a Mixicom computer store in the city's 10th arrondissement, which is close to the Gare du Nord Eurostar hub.
The man reportedly asked for the Iranian embassy to be contacted but the police did not confirm the report.
Negotiations with the suspect were taking place, according to an Interior Ministry official who couldn't be identified because the operation was in progress.