Two suicide bombers blew themselves up in separate attacks on police in the Tunisian capital on Thursday.
One police officer was killed in the attack and several other people were wounded.
It was not immediately known who was behind the attacks.
The first suicide bomber targeted a police patrol in Charles de Gaulle Street in central Tunis.
The second suicide bomber blew himself up near a police station in al-Gorjani district.
The suicide bombers attacked at peak time of a tourist season.
Tunisia has been battling militant groups operating in remote areas near the border with Algeria since an uprising overthrew autocratic leader Zine Abidine Ben Ali in 2011.
