Traffic gripes: 'Phantom wrecks' may cause traffic mess by ripple effect

LOS ANGELES (KABC) -- Have you ever been stuck in traffic, and then suddenly things pick up and there isn't anything to blame for the slowdown?

Turns out, such "phantom wrecks" are more common than you think. It only takes one driver to create a massive delay.

Watch Alysha Del Valle's report above on Eyewitness News at 6 a.m.
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