User blog comment:Xilinoc/Ch. 599 - Too Early To Win, Too Late To Know/@comment-6904925-20141002173154/@comment-11051098-20141002182552

It would make sense, unless Kubo made a mistake.

Regarding "promoted", it could be in regard of Askin being one of the "elite" soldiers, not that he was literally promoted. I guess we have to wait to find out.