Gabrielle Giffords
Gabrielle Giffords, the US  Congresswoman who was shot in the head in January, has marked another milestone in her recovery by helping to serve Thanksgiving dinner to troops at a military base in Arizona 
She and her husband, retired Navy captain Mark Kelly, joined approximately 400 airmen, military retirees and their families at the Davis-Monthan Air Force Base in Tucson 
This is the congresswoman's third trip back to Tucson 



