If you want to go fishing in Germany, you had better watch what you put on your hook. It's a lesson that a Dutch tourist learned on Sunday when, instead of using bait, he decided to try using a magnet.

His fresh catch was probably more than he bargained for. The fisherman reeled in a World War II-era Panzerfaust anti-tank shell in a shallow stream in Seifhennersdorf in the eastern state of Saxony....