What is the sentiment of this news? Please choose an answer from {strong negative/moderately negative/mildly negative/neutral/mildly positive/moderately positive/strong positive}.

Retailers ended 2021 scrambling to cover for a worker shortage, and food sellers likely felt the worst of the squeeze as shopper demand at the grocery climbed. Self-checkout helps, but stores need workers to answer questions, stock inventory and prepare foods.
moderately negative