Retailers are taking a hit on certain commodities as a result of high fuel costs.
Margins on fruits and vegetables are being eroded by fuel surcharges tacked onto produce shipped by truck, rail and air.
For several reasons, retailers have been reluctant to pass on those charges to customers, but that could change.
"I think for months we thought, or hoped, it was temporary and that we'd just ride out the storm," one retailer said last week. "But with what's going o