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/ Source: TODAY
By TODAY

Dramatic video shows a woman’s purse suddenly bursting into flames during a recent city council meeting in Nevada, and officials say a battery in the bag malfunctioned. With rare access to Underwriters Laboratories in Chicago, TODAY national investigative correspondent Jeff Rossen shares an up-close look at what happens when these batteries explode.

Pre-order Jeff Rossen's new book, "Rossen to the Rescue" here.