BATON ROUGE — Warnings of escalating tensions in the Middle East, including threats against Saudi Arabia, have sent gas prices surging again.
According to AAA, the national price of a gallon of gas rose about 16 cents.
In Baton Rouge, the average price for a gallon of regular gas is about $4, up about 12 cents from a week ago and more than a dollar from this time last year. Diesel passed $6 a gallon, hitting a record high this month…