Southwest Airlines pilot cited for allegedly assaulting flight attendant at hotel bar during argument over masks

A Southwest Airlines pilot is under investigation for allegedly assaulting a flight attendant at a California bar during an argument over wearing masks, authorities said.

The pilot was cited for assault and battery over the Oct. 18 dispute at a hotel bar in San Jose, USA Today reported Tuesday. The airline told CBS News the employee in question is currently on leave.

"Last month, we received a report regarding a crew disagreement that occurred while off-duty during an overnight trip," the airline told CBS News in a statement. "We are conducting an internal investigation that will include any outcome from charges that were filed with local authorities. "