Informant : Terrorists planned to attack public transport systems in Europe . El Pais said it had access to informant 's testimony to Spanish officials . 10 suspects were arrested for allegedly plotting attacks . Comment: : Cell consisted of six suicide bombers .
Informant : Terrorists planned to attack public transport systems in Europe . El Pais said it had access to informant 's testimony to Spanish officials . 10 suspects were arrested for allegedly plotting attacks . Informant : Cell consisted of six suicide bombers .