This image taken from the the Waze app on an iPhone, in Washington, shows police at the scene on a map on the app. A sheriffs’ organization is broadening its concerns about the popular Waze mobile traffic app. Now it says a feature that lets drivers warn others about nearby police cruisers not only presents a threat to police safety from potential cop-killers, it also interferes with the ability to write speeding tickets.  (AP Photo/Ted Bridis)

This image taken from the the Waze app on an iPhone, in Washington, shows police at the scene on a map on the app. A sheriffs’ organization is broadening its concerns about the popular Waze mobile traffic app. Now it says a feature that lets drivers ... warn others about nearby police cruisers not only presents a threat to police safety from potential cop-killers, it also interferes with the ability to write speeding tickets. (AP Photo/Ted Bridis) (The Associated Press)

Sheriffs expand concerns about Waze traffic app, complain it interferes with speeding tickets

Features Associated Press

A sheriffs' organization is broadening its concerns about the popular Waze (pronounced "ways") mobile traffic app. Now it says a feature that lets drivers warn others about nearby police cruisers not only presents a threat to police safety, it also interferes with the ability to write speeding tickets.

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The National Sheriffs' Association says speed enforcement makes roads safer. The trade group says that if people know where police might be parked on highways, it makes it more difficult to catch people breaking the law.

Waze is a combination of GPS navigation and social networking. Fifty million users in 200 countries turn to the free service for warnings about nearby congestion, car accidents, speed traps, traffic cameras, construction zones, potholes, stalled vehicles or unsafe weather conditions.