Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. German Police Arrest 2 to Head Off Suspected Chemical Attack by VOA News German police say they have arrested an Iranian man and one other person on suspicion that the two were about to conduct a deadly chemical attack, using cyanide and ricin. The alleged attack, officials said Sunday, was believed to be motivated by Islamic extremism. Police detained the two in the town of Castrop-Rauxel, which is about 500 kilometers west of Berlin. Some information in this report came from The Associated Press.