Many trees, like the one pictured, were felled when a derecho hit Marine Corps Base Quantico June 30, 2012. Storms like that one remind base commanders and staff that they need to be ready at a moment's notice for the unexpected. Col. David W. Maxwell, base commander, took that warning to heart and conducted a Destructive Weather Tabletop Exercise May 22, 2014. - Many trees, like the one pictured, were felled when a derecho hit Marine Corps Base Quantico June 30, 2012. Storms like that one remind base commanders and staff that they need to be ready at a moment's notice for the unexpected. Col. David W. Maxwell, base commander, took that warning to heart and conducted a Destructive Weather Tabletop Exercise May 22, 2014.