Former NBA All-Star Alvin Robertson is on the run, he has been charged with sexual assault of a child, trafficking an underage child for purposes of sex and forcing a sexual performance by a child. Robertson is part of a seven member ring of assailants. An arrest warrant was issued for Robertson on Friday. Robertson has not been apprehended. Authorities claim the 47-year-old former Spurs star was part of a ring that kidnapped a 14-year-old girl from San Antonio, forced her to have sex with clients and to dance at a Corpus Christi strip club last year.