FILE- In this July 12, 2016, file photo, a Delta Air Lines employee places an RFID-enabled baggage tag on a passenger's checked bag at Baltimore-Washington International Thurgood Marshall Airport in Linthicum, Md. (AP Photo/Patrick Semansky, File)
FILE- In this July 12, 2016, file photo, a Delta Air Lines employee places an RFID-enabled baggage tag on a passenger's checked bag at Baltimore-Washington International Thurgood Marshall Airport in Linthicum, Md. (AP Photo/Patrick Semansky, File)
FILE- In this July 12, 2016, file photo, a Delta Air Lines employee places an RFID-enabled baggage tag on a passenger's checked bag at Baltimore-Washington International Thurgood Marshall Airport in Linthicum, Md. (AP Photo/Patrick Semansky, File)