As reported before there seems to be a serious problem with Christian evangelicals infiltrating the power structure of the U.S. military. One key person that has been at the forefront of exposing these links is Mikey Weinstein, a Jewish Air Force veteran and former judge advocate general. Here is a good article that sums up the problem and the critical nature of his work as presented by Foreign Policy Magazine:
"Michael L. "Mikey" Weinstein shares his hate mail with both friends and strangers the way elderly people show off photos of their grandkids. He has plenty of it to share. For the past four years, the founder of the Military Religious Freedom Foundation (MRFF) has been doing battle with a Christian subculture that, he believes, is trying to Christianize the U.S. armed forces with the help of a complicit Pentagon brass. He calls it the "fundamentalist Christian parachurch-military-corporate-proselytizing complex," a mouthful by which he means holy warriors in contempt of the constitutional barrier between church and state." ...(Cont.)...
Military Religious Freedom Foundation
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Here is a video example of the problem
"The Army insists that the new Spiritual Fitness Center at Fort Hood is not religious, but merely spiritual. This video walkthrough tells a different story -- the truth."