Gen. Gary Patton , the head of the Sexual Assault Prevention and Response Office for the military , said that while the prevalence rate was `` unacceptably high , '' the report did indicate one positive trend . Study sought to survey 108,000 troops , only 24 % responded . The study was conducted by the RAND Corporation and the University of Chicago. Hagel : `` One of most serious challenges '' for the armed services . Air Force officials face tough questions from senators .
Study sought to survey 108,000 troops , only 24 % responded . The study was conducted by the RAND Corporation and the University of Chicago. Hagel : `` One of most serious challenges '' for the armed services . Air Force officials face tough questions from senators .