When signal lights are not working, drivers should stop and follow the procedures used at an intersection controlled by

Either a normal stop sign or a traffic officer.
usually if there is not a traffic officer present then everyone at the intersection will treat it like a 4-way stop

Whats important is to eat healthy food to prevent heart disease. another why not to get heart disease is to always exercise in a timely manner. lastly, always stay active and go to the doctor for checkups just in case.

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