UPDATE: Traffic signals are back to normal.
The City of Falls Church issued a traffic alert Tuesday at about 4 p.m.
Due to signals flashing, police are directing traffic at Broad Street (Rt 7/Leesburg Pike) and Washington (29/Lee Hwy) in the City of Falls Church.
Crews are analyzing the issue with the signal. The City advises that the lights could be flashing into the evening rush hour.