GREEN ARROW FLASHING RED BALL FLASHING RED ARROW FLASHING YELLOW BALL FLASHING YELLOW ARROW Exercise caution while making the movement indicated  by the arrow. Yield to oncoming traffic, pedestrians, and  vehicles in the intersection.  Reduce speed and exercise caution. Yield to pedestrians and  vehicles in the intersection. Flashing yellow balls  (beacons)  may be suspended over the roadway or installed with  signs where there is a need for special emphasis.  Stop behind the crosswalk, stop line, or if none, before  when it is safe to do so.  Make the movement indicated by the arrow. This movement  pedestrians or other vehicles. However, observe caution and  yield to those who are still in or enter the intersection with  the right-  of-way.  entering  the  intersection.  Look  in all directions  for  approaching traffic and pedestrians and proceed only when it  is safe to do so. Individual flashing red balls (beacons) may  be suspended over the roadway or located above stop signs.  They supplement the sign where there may be a need for  special emphasis. 