Nineteen people, including 17 foreign tourists have been killed after gunmen targeted a museum in the Tunisian capital, the Prime Minister says.
Italian, Spanish and German citizens were among those killed, PM Habib Essid said.
Two attackers and a police officer were killed in the subsequent security operation, officials said.
The attack happened at the Bardo Museum, which is next to the parliament building in central Tunis.
At the time of the attack deputies were discussing anti-terrorism legislation.
Parliament has now been evacuated.
British, Italian, French and Spanish nationals were among those taken hostage during the attack, local radio reported.
The remaining hostages held at the museum had been freed, Reuters news agency reported, citing an unnamed government official.