A Sierra Vista police officer turns back a group of protesters. The group joined in a protest Sunday outside of the main gate of Fort Huachuca. (Suzanne Cronn-Herald/Review) Alice Ritter, left, Connie Graves and Pat Birnie practice protest songs with their group called the Raging Grannies. The group joined in a protest Sunday outside of the main gate of Fort Huachuca. (Suzanne Cronn-Herald/Review) SIERRA VISTA — As they returned to Fort Huachuca’s main gate for an annual protest Saturday, war protesters said their effort is gaining momentum, for what it’s worth. Anti-war groups such as Vietnam Veterans Against the...