TUNIS, Dec. 26 (Xinhua) -- Tunisia's National Unit of Investigation for Terrorist Affairs and Organized Crime arrested three "dangerous terrorists" in Sfax in southeastern Tunisia, Tunisian Interior Ministry said on Wednesday .
"They are dangerous elements to make explosives," said Sufian Sliti, spokesman of Tunisia's anti-terrorist judiciary body, adding that the terrorist elements were involved in planning suicide bombings across the Tunisian territory.
"A large quantity of raw materials used in the manufacture of explosives were seized during the operation," said the spokesman.