Airman and staff sergeant promotions Published Jan. 8, 2010 GRISSOM AIR RESERVE BASE, Ind., -- Listed below are recent promotions at Grissom ARB: To airman Megan VanPelt, 434th Mission Support Flight; Joseph Hyatt, 434th Aerospace Medicine Squadron; and Qiana Jackson, 434th AMDS To airman 1st class Dale Komula, 434th Operations Support Squadron; George Tselos, 434th Services Flight; Amanda White, 434th SVF; Jeremy Wilburn, 434th AMDS; and Iveelyn Zorca, 434th SVF To senior airman Aubrey Able, 434th Aircraft Maintenance Squadron; Natalie Howe, 434th SVF; and Julian Torres, 434th Security Forces Squadron To staff sergeant Shawn Colaizzi,434th Civil Engineer Squadron; Zachary Ponder, 434th AMXS; Michael Sawyer, AMXS;Daniel Wehr, 434th AMXS; Ashley Zumbrun, 434th Maintenance Squadron