The national average gas price rose to a fresh wartime high of $4.39 per gallon in its biggest one-day jump since a ceasefire with Iran was announced on April 7. It was also the biggest one day jump since early March. On Thursday, gas prices jumped seven cents to $4.30, but overnight jumped an additional nine cents. Since the war started, the average price of gas has risen more than 47%. The steady rise for gas prices comes as crude oil extends its gain for the year to more than 80%. In early