What Law Enforcement Agencies Use The 357 Sig?

What Law Enforcement Agencies Use The 357 Sig? Federal Air Marshals. Bureau of Industry and Security. Delaware State Police. Montana Highway Patrol. Texas Ranger Division. Virginia State Police. Richmond Police Department. Why is 357 SIG not popular? 357 Sig hasn’t been popular is because of its 40,000 PSI operating pressure. Guns like the M&P357 Sig