Postpublished at 09:52 Greenwich Mean Time 9 January 2015
Piers Scholfield
BBC News, Paris
adds: "Press were rapidly moved on from the area close to the siege. Huge convoys of police line the main N2 highway."
French forces storm two separate hostage sites in and around Paris on 9 January, killing three hostage takers
Charlie Hebdo suspects Said and Cherif Kouachi killed at a printing warehouse north of Paris
One employee trapped in the printing works was rescued
Hostage-taker, named by officials as Amedy Coulibaly, also killed in assault on Paris supermarket
Four hostages killed and another four seriously injured at the supermarket, officials say
Julia Macfarlane, Sarah Fowler, Thom Poole, Stephen Robb, Yaroslav Lukov, Aidan Lewis, Kerry Alexandra and Bernadette McCague
Piers Scholfield
BBC News, Paris
adds: "Press were rapidly moved on from the area close to the siege. Huge convoys of police line the main N2 highway."
Chris Morris
BBC News, near Dammartin-en-Goele
reports that lots of people are in the area and that police are focusing on securing it.
"Large number of police vehicles, five helicopters hovering over industrial estate, hordes of heavily armed security personnel," he says.
Piers Scholfield
BBC News, Paris
reports: "It's a dramatic scene. The area around Dammartin is rapidly filling up with thousands of French police and anti-terror forces. Several puma helicopters are hovering over the area, hundreds of police cars and armoured vehicles have arrived."
The authorities at Paris's Charles de Gaulle airport are reported to have closed the northern runway and diverted a number of flights.
Police officers have been seen guarding roads near to an industrial area in Dammartin-en-Goele where the suspects are thought to be hiding.
Residents of Dammartin-en-Goele have been asked to stay indoors.
Students have also been confined to their schools, says the statement, external on the town's website.
Chris Morris
BBC News, near Dammartin-en-Goele
tweets, external: Building where gunmen believed to be holed out is construction or printing company. Schools close by - police trying to get e/one to safety
A prosecutor in Paris denies earlier reports (see 09:05 entry) that at least one person was killed in the shootout in Dammartin-en-Goele, Reuters reports.
French police and security services have been seen moving to secure an industrial area in Dammartin-en-Goele, where the suspects are believed to be hiding.
The siege is taking place in a printing business in Dammartin-en-Goele, according to local media.
A local journalist in the area where the suspects are currently being hunted, Yoann Deleu, says: "I think that the noose is tightening now on the suspects. According to the authorities on site the situation is coming to an end probably in the next few minutes."
Chris Morris
BBC News, near Dammartin-en-Goele
reports frenetic police activity in the area. "Security services are everywhere," he says, adding that the biggest manhunt in France's history is aimed at preventing the suspects from striking again.
Helicopters have been involved in the security operation now focusing on Dammartin-en-Goele.
Le Figaro newspaper says that negotiations are under way with the two kidnappers but this remains unconfirmed.
a journalist with Le Figaro tweets:, external I'm in Dammartin Goëlle. All the village access are blocked. The BIS truck is on site. At least five helicopters.
At least one person has been killed and several injured in the shootout ahead of a hostage taking in Dammartin-en-Goele, according to Reuters news agency.
Unconfirmed reports also suggest the situation may involve one or more hostages.
Police sources say it is possible the suspects have entered a building on the outskirts of Dammartin-en-Goele.
French newspaper Le Figaro reports, external that five police helicopters have been sent to the town of Dammartin-en-Goele, about 40km (25 miles) from what had been the search area.
The entrance to the village has been blocked by security forces.
French Interior Minister Bernard Cazeneuve says an operation is now under way to detain the two suspects.