U.S. Army Reserve Pfc. Tiffani Spencer of the 877th Quartermaster Company works on placing cinderblocks to hold down fuel pit on May 8, 2019, 3rd Canadian Division Support Base Det Wainwright, Alberta, Canada. Maple Resolve is Canada’s annual brigade-level validation exercise for the Canadian Army’s High Readiness Brigade and is designed to develop partnership among forces and increase interoperability. (Photo by U.S Army Reserve Spc. Adam Worthey)