Deputies in Montgomery County arrested a man on an assault charge Sunday night, in Villisca. Authorities say 47-year old Robert Lee Herbst, of Villisca, was arrested for simple assault, following an incident that occurred at around 10:25-p.m. in the 400 block of E. 5th Street, in Villisca. Herbst was being held in the Montgomery County Jail on $300 bond.