Staff Sgt. John Green watches as Maj. Gen. Erwin F. "Erv" Lessel III taxis in the newest C-17 addition to Charleston AFB April 17. This is the seventh out of ten new C-17s Charleston AFB will receive. General Lessel is the Director of Plans, Programs, Requirements and Assessments, and the Director of the San Antonio Joint Program Office, Headquarters Air Education and Training Command, Randolph AFB, Texas. Sergeant Green is a crew chief with the 437th Aircraft Maintenance Squadron. (U.S. Air Force photo/Senior Airman Katie Gieratz)

Staff Sgt. John Green marshals in Maj. Gen. Erwin F. "Erv" Lessel III as he taxis in the newest C-17 addition to Charleston AFB April 17. This is the seventh out of ten new C-17s Charleston AFB will receive. General Lessel is the Director of Plans, Programs, Requirements and Assessments, and the Director of the San Antonio Joint Program Office, Headquarters Air Education and Training Command, Randolph AFB, Texas. Sergeant Green is a crew chief with the 437th Aircraft Maintenance Squadron. (U.S. Air Force photo/Senior Airman Katie Gieratz)

Maj. Gen. Erwin F. "Erv" Lessel III speaks with Col. John "Red" Millander during the delivery of Charleston's newest C-17 Apr. 17. This is the seventh out of ten new C-17s Charleston AFB will receive. General Lessel is the Director of Plans, Programs, Requirements and Assessments, and the Director of the San Antonio Joint Program Office, Headquarters Air Education and Training Command, Randolph AFB, Texas. Colonel Millander is the 437th Airlift Wing commander. (U.S. Air Force photo/Senior Airman Katie Gieratz)

Maj. Gen. Erwin F. "Erv" Lessel III prepares to give Col. John "Red" Millander the key to Charleston's newest C-17 Apr. 17. This is the seventh out of ten new C-17s Charleston AFB will receive. General Lessel is the Director of Plans, Programs, Requirements and Assessments, and the Director of the San Antonio Joint Program Office, Headquarters Air Education and Training Command, Randolph AFB, Texas. Colonel Millander is the 437th Airlift Wing commander. (U.S. Air Force photo/Senior Airman Katie Gieratz)

Maj. Gen. Erwin F. "Erv" Lessel III hands over the key to Charleston's newest C-17 to Col. John "Red" Millander April 17. This is the seventh out of ten new C-17s Charleston AFB will receive. General Lessel is the Director of Plans, Programs, Requirements and Assessments, and the Director of the San Antonio Joint Program Office, Headquarters Air Education and Training Command, Randolph AFB, Texas. Colonel Millander is the 437th Airlift Wing Commander. (U.S. Air Force photo/Senior Airman Katie Gieratz)