WASHINGTON, July 28 (Reuters) - The national average retail price of U.S. gasoline fell below $4 a gallon for the first time in eight weeks, after dropping 10.9 cents over the last week to an average $3.96, the government said on Monday.
WASHINGTON, July 28 (Reuters) - The national average retail price of U.S. gasoline fell below $4 a gallon for the first time in eight weeks, after dropping 10.9 cents over the last week to an average $3.96, the government said on Monday.