The main suspect in the operation is a Tunisian who was arrested in 2002 during a separate antiterrorism operation , police said . Police say 20 suspected of involvement in the recruiting suicide bombers held . Arrests were in Italy and across other European countries , police say . TL;DR A man who was arrested on suspicion of being a member of an Islamic extremist group has been charged with planning to carry out terrorist attacks against Italian police, authorities said Thursday. 11 people were held in Italy and nine others across Europe .
Police say 20 suspected of involvement in the recruiting suicide bombers held . Arrests were in Italy and across other European countries , police say . TL;DR A man who was arrested on suspicion of being a member of an Islamic extremist group has been charged with planning to carry out terrorist attacks against Italian police, authorities said Thursday. 11 people were held in Italy and nine others across Europe .