Keywords: US Navy 100401-N-6724S-013 amily members place collar devices and shoulder boards on Cmdr. Allisa Walker during a promotion ceremony.jpg en VIRGINIA BEACH Va April 1 2010 Family members place collar devices and shoulder boards on Cmdr Allisa Walker during a promotion ceremony Walker is the Naval Network Warfare Command flag secretary and executive officer of troops U S Navy photo by Chief Mass Communication Specialist Aaron Strickland/Released 2010-04-01 100401-N-6724S-013 Navy http //www navy mil/view_image asp id 83958 U S Navy photo by Chief Mass Communication Specialist Aaron Strickland PD-USGov-Military-Navy Images from US Navy location Virginia Beach Va Naval Network Warfare Command |