Promotions at Grissom ARB Published Jan. 2, 2008 GRISSOM AIR RESERVE BASE, Ind -- More than a dozen people from Grissom ARB were promoted recently. Included were promotions to master, technical and staff sergeant. They include: To master sergeant-- Lisa Fitzgerald, 434th Mission Support Flight; Alicia Bartel, 434th AMS; Sabrina Greer, 434th CES; Mark Copp, 434th OSS; and Richard Miller, 434th AMS. To technical sergeant-- Shaun Bullick, 434th AMXS; Kevin Hutchisin, 434th AMXS; and Jeffrey Knode, 49th APF. To staff sergeant-- Thomas Cavanaugh, 434th AMXS; Jason Bireley, 72nd ARS, Tammie Washington, 434th MXS; Debra Wilson-Strong, 434th MSF; and Timothy Sommers, 434th SFS.