By Ashlyn Little The Beauregard Parish Police Jury on Tuesday approved an ordinance outlawing unmuffled compression braking within certain areas of the parish. The areas will include U.S. 171, from its junction with La. 394 and north to the city limits east boundary; La. 26 at its junction with 171 and proceeding east to mile marker 1; La. 26 at its junction with U.S. 171 and proceeding east to mile marker 1; and La. 112 at its junction with U.S…