According to the press service of the base, emergency responders are working at the scene.

BREAKING | AIRCRAFT 'MISHAP' AT VANCE AFB: Two aircraft are involved in what authorities are calling a “mishap” at Vance Air Force Base in Enid, Oklahoma. Here's what we know at this time: https://t.co/b9fn3TUAqs#KOCO5#BreakingNewshttps://t.co/uBP8TfLnrP

- KOCO-5 Oklahoma City (@koconews) November 21, 2019

The incident is under investigation.

Previously, the Royal Canadian Air Force CT-144 Tutor crashed near the US city of Brooks, Georgia.