Defence attorneys today questioned the existence of an Italian-based terrorist cell headed by an alleged ringleader of the 2004 Madrid bombings at the start of the man’s trial on charges of international terrorism and plotting another attack.

An alleged ringleader of the March 2004 Madrid bombings appeared in a Milan court today at the scheduled start of his trial on charges of international terrorism and plotting another attack in an undisclosed location.

An alleged ringleader of the March 2004 Madrid bombings goes on trial in Milan tomorrow, charged with international terrorism and plotting another attack in an undisclosed location.