Motorists headed home Tuesday night saw a strange sight along a major Main Line road.
A business sign at the Yucoa Plaza at 33 Wynnewood Rd. in Wynnewood burst into flames around 6:30.
As of 7 p.m. firefighters were still working to put out the blaze, officials said.
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It was unclear what caused the fire.
No one was hurt in the blaze, officials said.
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