OXFORD, Miss. (AP) — At 16 years old, Eli Hartnett is running a business that could save lives.

Two years ago, he founded a limited liability company for his drone business for aerial photography. Now, real estate companies, the Oxford School District and the Oxford Police Department are looking to him for help.

Hartnett, a rising junior at Oxford High School, first fell in love with drones when he was in eighth grade and his Science Technology Engineering and Math class had a unit on the devices.

"We saw so many videos on how they could be used," Hartnett said while showing his current drone,...