BAGHDAD - Sgt. Janelle Graham, a health care specialist from Sacramento, Calif., fills a syringe with flu vaccination at the Battalion Aid Station, on Camp Liberty, Oct. 1. The vaccination is an inactive virus, said Graham, with Headquarters Support...

BAGHDAD - Spc. Armando Reyes (left), a health care specialist from San Antonio, gives a flu shot to Staff Sgt. John Buchanan, of Phoenix City, Ala., at the Battalion Aid Station, on Camp Liberty, Oct. 1. "This flu shot is good for one year," said ...

BAGHDAD - Staff Sgt. Renatta Draper (right), from Bemidji, Minn., winces as Sgt. Danielle Dubose, a health care non-commissioned officer, from Detroit, gives her the annual flu shot at the Battalion Aid Station, on Camp Liberty, Oct. 1. All personne...