News Search

Defenders welcome new commander

Colonel Stephen Kravitsky, 90th Missile Wing commander, passes the guidon to Col. John Grimm, 90th Security Forces Group commander, during the 90th SFG change of command ceremony June 9, 2017, as Chief Master Sgt. John Facemire, 90th SFG chief enlisted manager, stands in the background in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo. The ceremony signified the transition of command from Col. Chris Corley to Grimm. (U.S. Air Force photo by Glenn S. Robertson)

Colonel Stephen Kravitsky, 90th Missile Wing commander, passes the guidon to Col. John Grimm, 90th Security Forces Group commander, during the 90th SFG change of command ceremony June 9, 2017, as Chief Master Sgt. John Facemire, 90th SFG chief enlisted manager, stands in the background in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo. The ceremony signified the transition of command from Col. Chris Corley to Grimm. (U.S. Air Force photo by Glenn S. Robertson)

Col. Stephen Kravitsky, 90th Missile Wing commander, speaks at the 90th Security Forces Group Change of Command in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo., June 9, 2017. Kravitsky spoke of Col. Christopher Corley's achievements in his tenure at the 90th SFG, as well as why Col. John Grimm is the right man to succeed Corley and assume command of the group. (U.S. Air Force photo by Glenn S. Robertson)

Col. Stephen Kravitsky, 90th Missile Wing commander, speaks at the 90th Security Forces Group Change of Command in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo., June 9, 2017. Kravitsky spoke of Col. Christopher Corley's achievements in his tenure at the 90th SFG, as well as why Col. John Grimm is the right man to succeed Corley and assume command of the group. (U.S. Air Force photo by Glenn S. Robertson)

Defenders in the 90th Security Forces Group render a final salute to Col. Christopher Corley, their outgoing commander, at the 90th SFG Change of Command in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo., June 9, 2017. Corley assumed command of the group during the ceremony which represents a formal transition of authority from the outgoing commanding to the incoming commander. (U.S. Air Force photo by Glenn S. Robertson)

Defenders in the 90th Security Forces Group render a final salute to Col. Christopher Corley, their outgoing commander, at the 90th SFG Change of Command in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo., June 9, 2017. Corley assumed command of the group during the ceremony which represents a formal transition of authority from the outgoing commanding to the incoming commander. (U.S. Air Force photo by Glenn S. Robertson)

Colonel John Grimm, 90th Security Forces Group commander, speaks to the crowd attending the 90th SFG Change of Command June 9, 2017, in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo. Grimm assumed command of the largest security forces group in the U.S. Air Force. (U.S. Air Force photo by Glenn S. Robertson)

Colonel John Grimm, 90th Security Forces Group commander, speaks to the crowd attending the 90th SFG Change of Command June 9, 2017, in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo. Grimm assumed command of the largest security forces group in the U.S. Air Force. (U.S. Air Force photo by Glenn S. Robertson)

Defenders in the 90th Security Forces Group render a salute to Col. John Grimm, their commander, at the 90th SFG Change of Command in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo., June 9, 2017. Grimm assumed command of the group during the ceremony which represents a formal transition of authority from the outgoing commanding to the incoming commander. (U.S. Air Force photo by Glenn S. Robertson)

Defenders in the 90th Security Forces Group render a salute to Col. John Grimm, their commander, at the 90th SFG Change of Command in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo., June 9, 2017. Grimm assumed command of the group during the ceremony which represents a formal transition of authority from the outgoing commanding to the incoming commander. (U.S. Air Force photo by Glenn S. Robertson)

Colonel Chris Corley, outgoing Commander of the 90th Security Forces Group, and Col. John Grimm, sing the Air Force Song at the end of the 90th SFG Change of Command in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo., June 9, 2017. Grimm assumed command of the group during the ceremony which represents a formal transition of authority from the outgoing commanding to the incoming commander. (U.S. Air Force photo by Glenn S. Robertson)

Colonel Chris Corley, outgoing Commander of the 90th Security Forces Group, and Col. John Grimm, sing the Air Force Song at the end of the 90th SFG Change of Command in the Peacekeeper High Bay on F.E. Warren Air Force Base, Wyo., June 9, 2017. Grimm assumed command of the group during the ceremony which represents a formal transition of authority from the outgoing commanding to the incoming commander. (U.S. Air Force photo by Glenn S. Robertson)

F. E. WARREN AIR FORCE BASE, Wyo. --

Colonel John Grimm took command of the 90th Security Forces Group during a change-of-command ceremony here June 9, 2017.

Colonel Christopher Corley, outgoing commander, will continue his Air Force career at Ramstein Air Base, Germany.

A change-of-command ceremony is a tradition that represents a formal transfer of authority and responsibility from the outgoing commander to the incoming commander.