CLEVER HIGHWAY MESSAGE BOARDS ON IOWA INTERSTATE. YEAH, THE NATIONAL DEPARTMENT OF TRANSPORTATION WANTS TO PUT A STOP TO THOSE SIGNS. KCCI’S PEPPER PURPURA IS HERE TONIGHT. PEPPER. THE IOWA DOT IS ...

IOWA (KCCI) — Iowa highways will keep puns and pop culture references as part of their highway-side safety messages, despite new federal recommendations discouraging silly slogans over concerns they ...