state. they say they were performing their medical duty to help anyone in need. the first trip included a trip to a washington area farm. charles is a long-time advocate to agriculture. he met with three of the country's top judges. those are the headlines. i'm zain verjee at cnn london. "world business today" starts now. hello and good morning. from cnn london i'm nina dos santos. and good morning from cnn hong kong. i'm andrew stevens. welcome to "world business today." our top stories on this wednesday, may 4th, gold and silver slide on reports that big name investors are hitting the sell button. we're going to be speaking