C-olonel
H-as
A-n
O-utstanding
S-olution
#chaos
The Real Call Tag
https://www.marinecorpstimes.com/news/your-marine-corps/2017/09/21/mattis-explains-the-origin-of-the-call-sign-chaos/
https://www.marinecorpstimes.com/news/your-marine-corps/2017/09/21/mattis-explains-the-origin-of-the-call-sign-chaos/