The Nu Epsilon chapter of the Omega Psi Phi Fraternity Inc. at Alabama A&M University is calling on federal officials to help resolve the case of Jelani Day , who was missing for nearly two weeks before his body was found on Sept. 4 in the Illinois River.  Day was a member of the fraternity at Alabama A&M before he became a graduate student at Illinois State , the Belleville News-Democrat reports . The Nu Epsilon chapter has now launched a petition with more than 27,000 signatures, demanding a formal investigation by federal and state authorities as Day's loved ones search for answers. “Unfortunately, our work and support of the Day family are not complete,” the chapter stated . “Until the person responsible for killing Jelani is prosecuted and convicted, we will not relent or rest.” As Blavity previously reported , the 25-year-old was found without his organs when officers located his body last month. An autopsy showed that the young man was missing his eyeballs, as well as top and...