Hanscom major
Col. Mary McRae (left) and Maj. (Dr.) Derek Speten run in the Summer Thunder 10K race, which began and finished at the Fitness and Sports Center June 16, 2010, at Hanscom Air Force Base, Mass. Colonel McRae is the Electronic Systems Center chief of staff. Doctor Speten is the 66th Medical Group Diagnostics and Therapeutics flight commander. (U.S. Air Force photo/Mark Wyatt)