One thing you may have noticed about some of these cables, especially the ones you use to charge laptops, connect keyboards, or power printers, is that they have a small black cylinder near the end.

Utility crews work on the power pole on Loma Verde Avenue the day after a driver hit the pole causing an outage. Photo by Jocelyn Dong. About 3,500 utility customers lost power early Monday ...

Hundreds were without power in La Mesa Tuesday morning, including a hotel that was forced to evacuate after a car crashed into a pole outside the establishment. The car crashed into the power pole ...