Air Commandos selected for promotion Published June 21, 2012 KADENA AIR BASE, Japan -- Air Force officials recently selected 20 staff sergeants assigned to the 353rd Special Operations Group for promotion to technical sergeant June 21. The selectees are: 353rd Special Operations Group Nathan Black Jung Hwan Jun Marivic-Len Olivera Mark Roddy Daniel Treece 1st Special Operations Squadron Orlando Lopez Robert Potts 17th Special Operations Squadron Christopher Gandy Everett Mann 320th Special Tactics Squadron Thomas Howser 353rd Special Operations Maintenance Squadron Sean Carter Cody Glenn Daryl Richmond Jennifer Ross 353rd Special Operations Support Squadron Aaron Brown Melissa Dearnley Roderick Jefferson Kevin Rogala Jonathan Stutsman Karen Wagner Christopher Ward Air Force officials selected 8,518 of 37,402 eligible staff sergeants for promotion to technical sergeant for a selection rate of 22.77 percent. The average score for those selected was 321.94, with an average time in grade of 5.39 years and time in service of 10.58 years respectively. Weighted factor averages included the following: 132.69 for enlisted performance reports, 5.59 for decorations, 75.37 for the promotion fitness exam and 55.39 for the specialty knowledge test. Those selected for technical sergeant will be promoted according to their promotion sequence number beginning in August 2012.