A passenger discovered excrement in a newspaper on a Cross City train . Train was held at London Midland so the carriage could be cleaned . London Midland said CCTV images of the culprit would be given to police .
A passenger discovered excrement in a newspaper on a Cross City train . Train was held at Birmingham New Street so the carriage could be cleaned . London Midland said CCTV images of the culprit would be given to police .