ryan wray , 26 , was charged with second-degree felony forcible sexual abuse in relation to a series of alleged assaults that occurred between last october and his march 24 arrest .
wray , who served as the 2013 and 2014 pi kappa alpha president , was tasked with keeping safe women who ` could no longer take care of themselves ' at parties at the off-campus frat house , the salt lake tribune reported .