Despite efforts to prevent retail theft, Walgreens reported a 32% in "shrink," or a loss of inventory that can’t be accounted for through sales.

Retailers have been faced with increases in shoplifting and retail theft. But anti-theft prevention can hurt retail sales, says the CEO of Walgreens.

Walgreens’ plan to combat increasing theft by locking products up at their stores has hurt sales, the company’s CEO said in a recent earnings call.