Prosecutors in Germany have revealed that three suspected agents for a foreign intelligence agency are in custody after being arrested earlier this week. The suspected foreign agents were arrested in Frankfurt on Wednesday, according to Germany’s federal prosecutor’s office, which revealed the arrests for the first time publicly on Friday. The men were brought before a judge on Thursday, who ruled that the men should continue to be held in custody. “The three accused were travelling in Germany on behalf of a foreign secret service in order to gather information on a person from Ukraine who was…