45ACP vs 45 Auto - Handgun Caliber Comparison by Ammo.com

My initial thought was, "why write this?" As I got further into the article I realized, maybe I shouldn't try to run that in my gun. It gives info on several different offerings in .45, that I didn't know about.
SGT James Murphy, CPT Jack Durish,
SPC Gary Welch, SGT Mark Anderson,
CPL Douglas Chrysler, Maj Marty Hogan,
CSM Charles Hayden, SMSgt David A Asbury,
MSgt Robert "Rock" Aldi, SSG William Jones,
SSG Michael Noll, MAJ Dale E. Wilson, Ph.D.
SGM Erik Marquez, CW3 Harvey K.
SFC William Farrell, CPL Ronald Keyes Jr
Sgt (Join to see), SSG (Join to see)
1SG Dan Capri, LTC (Join to see)