![Cybersecurity](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiPJqG-_vBdld4mKDQV0jycRh5ED5SLMe5CL08ldq3UMFq3DV9n5S2fO3ebJV0_EvNXJg56IBsf7U3bc_NqbcH2exzd3gz33MP0IOdCULyAKCmNYR6bkxkGGwfC7r1r4Czo4H3hCQjMqyKvKnyD_pBwKhtRSmGAsxN1Yhf3_hkGWqJSCpmANMbmvXryhMUa/s728-e300/intel-d.png)
An electronic message board that typically warns motorists about impending roadwork instead read: "Warning Zombies Ahead!" as shown.
City spokeswoman Nicole Clegg says the signs are a safety precaution and changing it could have led to driver distraction. She tells The Portland Press Herald tampering with a safety device is a misdemeanor punishable by up to a year in jail and a $1,000 fine.
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