A Storm Lake man charged with multiple counts of felony sexual abuse remains in custody at the Buena Vista County jail Monday after being arrested over the weekend. According to the Storm Lake Police Department, they received a report at approximately 5 p.m. on Sunday evening of a possible sexual assault that had occurred. Officers immediately opened an investigation into the incident and allege 22-year-old Nixon Mendoza Muñoz had engaged in sexual contact with a 15-year-old victim on multiple occasions in December. Authorities say Muñoz had started exchanging Snapchat messages with the victim two months prior to the report. He was taken into custody at approximately 7 p.m. Sunday evening and transported to the Buena Vista County jail. He has been charged with five counts of third-degree sexual abuse, a class C felony, and is being held on a $40,000 bond.