Gas prices continue to tick down both nationally and in Iowa, according to the latest fuel report from AAA and the Iowa Department of Agriculture and Land Stewardship.

Regular unleaded prices are down two cents in the Hawkeye state to an average of $2.92 per gallon. The national average also dropped two cents to $3.12.

Retail diesel prices fell three cents in Iowa to $3.28, while national prices fell by a penny to $3.51.

Crude oil prices spiked this week, with West Texas Intermediate crude jumping $3.76 to $66.62 per barrel, while Brent crude increased by $3.44 to $68.32.