The Army in August awarded a $46.1 million contract to Elroy Air to test and experiment with the company’s Chaparral autonomous hybrid-electric vertical take-off and landing (VTOL) aircraft for heavy...

The Army in August awarded a $46.1 million contract to Elroy Air to test and experiment with the company’s Chaparral autonomous hybrid-electric vertical take-off and landing (VTOL) aircraft for heavy...