There is probably a common expectation that the supply chain operates 24/7 on pretty much a global basis. Such a commercial reality usually requires shift work and a workforce operating during unnatural hours - something that is only accentuated in our 'global village' with the requirement to provide a service across time zones.
How often is a deficiency found but not acted upon, or an incident occurs, and it is not reported? Loss and near miss reporting has always been a thorny topic, but needs to rise above issues of corporate and national culture.
