A former charter school basketball coach has been charged with sexually assaulted two of his students. Jamel Helaire Jones, 32, was accused having a sexual relationship with the students last fall at the Legal Prep Charter Academy in Chicago’s West Garfield Park neighborhood, and is facing felony criminal assault charges. Prosecutors said for most of the last school year, he was engaging in sex acts with the students in his car, in the gym and in locker room at the school. They said he carried on relationships with two teen girls while he was a coach at the school.