The Fort St. John RCMP are asking for the public’s assistance in locating 43-year-old Ralph Junior Achla, who is currently wanted on multiple serious charges.Achla is facing two counts of sexual assault, obstruction of a peace officer, uttering threats, and two impaired driving-related offences.Police believe he is actively evading arrest and may be in the Fort St. John area or at the Halfway River First Nation, where he is known to frequent.Achla is described as an indigenous male, approximately 5-ft. 10-ins. 166 lbs., with black hair and brown eyes.Authorities caution that he should not be approached under any circumstances.The investigation is ongoing. Anyone with information about Achla’s whereabouts is urged to contact the Fort St. John RCMP at 250-787-8100.Anonymous tips can also be submitted through Crime Stoppers at 1-800-222-TIPS or online at northernbccrimestoppers.ca.