troy university students delonte ' martistee , 22 , and ryan austin calhoun , 23 , have been suspended from the alabama school .
both have been charged in connection to an alleged sexual attack on an unconscious woman during a spring break part in florida .
police in troy , alabama , found the video while investigating a shooting .
video ` shows two men raping unconscious woman on florida beach '
authorities say hundreds of people walk past but do n't intervene .
two additional suspects are being sought in connection to the incident and more arrests are suspected .
martistee was a promising track star from bainbridge , georgia .