Authorities are investigating after video showed a small explosion Thursday afternoon at a well-known tree on UNC Chapel Hill’s campus in North Carolina.

An alert from the school said a small device was detonated in McCorkle Place at the Davie Poplar tree, according to WTVD.

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A Snapchat video shows a man trying to put out the fire at the tree, and then it suddenly explodes.

Officials said the man was injured, but it's not clear how badly.

They also said a suspect is in custody related to the incident.

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UPS driver Dan Partyka delivers an overnight package. As more people buy more goods online, the rapid and unrelenting expansion of e-commerce is causing real challenges for the Sandy-Springs based company. (Bob Andres/AJC 2022)

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