At least four people are in the hospital after high levels of carbon monoxide were detected inside a shopping center in Montgomery County.
Officials say high levels of CO were detected inside the Elements Horsham on 301 Horsham Road Tuesday night.
The retail center includes a Starbucks, Subway sandwich shop and other stores.
The entire building was evacuated. Officials say at least nine people were evaluated. Four of those people were taken to Abington Hospital while the remaining five refused to be transported.
Officials have not yet revealed their conditions.
Stay with NBC10.com for more details on this developing story.
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