Credit: There's a forest in Tennessee where fireflies put on a show unlike anywhere else. It's no wonder thousands of tourists turn out each year to witness the spectacle of nature's nightlife: a species of synchronous fireflies that flashes in unison. Correspondent Lee Cowan brings us a front row seat. [Originally broadcast on July 13, 2014.]

Nature’s light show: Why this summer’s fireflies are lighting up the DC region

RESULTS: Trayon White wins back Ward 8 DC Council seat in special election caused by his expulsion

‘It’s like holding the ocean back’: Highway crews detail flash flooding issues caused by torrential rainfall

Md. church makes nationwide push to help schools in need

Evening storms threaten DC area, following intense heat — again

The fine for holding illegal house parties in Montgomery Co. neighborhoods just went up by a lot