Browse/Search Results – Narrow by Category: After any Narrow by Category filters have been applied to browse/search results, user cannot remove filters or back out of the narrowed results using browser’s “Back” button.
In search results, “Back” button appears to remove Narrow by Category filter. But when a new Narrow by Category filter is applied to the results set the new result is zero entries.
In browse results, “Back” button returns user to Browse Categories screen.