Needles found in sandwiches on 4 Delta flights Associated Press Copyright 2012 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Updated 03:15 p.m., Monday, July 16, 2012 The sandwiches were made in the Amsterdam kitchen of catering company Gate Gourmet, and were to be served to business class passengers on Delta flights. Delta is taking this matter extremely seriously and is cooperating with local and federal authorities who are investigating the incident. Delta has taken immediate action with our in-flight caterer at Amsterdam to ensure the safety and quality of the food we provide onboard our aircraft, the airline said in a written statement.