(Pawtucket, RI)--An acupuncturist in Pawtucket is facing sexual assault charges for an alleged incident at his business.Police arrested Dr. Luguang Luo on Tuesday.Luo, who lives in Seekonk, Massachusetts, is alleged to have committed the assault at his Prospect Street business, The Center for Natural Healing, late last year.The Pawtucket Police Department says there may have been additional victims and that anyone with information should reach out to detectives.