In 2016, Tyler Rogoway of published an article that mentioned using old OV-10 Broconcos to fight Isis. Here is an excerpt of the article

The news that the Pentagon was sending a pair of refurbished and highly-upgraded Vietnam-era OV-10 Broncos to Iraq to take on ISIS raised a lot of eyebrows. It was a new twist in a decade and a half of counter-insurgency warfare in Iraq and Afghanistan, where the United States has never used a light air support and surveillance aircraft. For many, the OV-10’s appearance in Iraq had been very long overdue… Read More