Russian authorities said on Thursday that six suspects have been detained on suspicion of arson attacks allegedly carried out on behalf of Ukrainian intelligence services. Russia’s domestic intelligence service, the FSB, said they are accused of targeting the railway and communications infrastructure. During interrogations, evidence emerged that the suspects were recruited by Ukrainian intelligence in exchange for payment, the FSB said. However, these claims have not been independently verified. Three of the detained suspects are minors, it said. Criminal proceedings are underway, with charges…