Total retail space in many countries (notably in the US, but elsewhere, too) has been ramping down for a decade or so. Frankly there's far too much of it.
Oh, sure, but that's just how things go. Things change, certain facilities become useless and are either demolished or repurposed. Practically every coastal city in the world has or had some sort of redundant pre-containerisation port facility, say; often it will have been demolished and built on in the 80s or 90s (after containerisation, ports got _way_ smaller).
Total retail space in many countries (notably in the US, but elsewhere, too) has been ramping down for a decade or so. Frankly there's far too much of it.