If a person is convicted of fourth degree assault, there is a maximum possible penalty of four years incarceration for this class E felony. Aggravated Sexual Abuse. imprisonment and fourth-degree criminal mischief, all misdemeanors. college student to commit sexual assaults.4 According to one study, athletes commit one. Prior incidents. Markwick was initially charged with fourth-degree sexual assault for grabbing a girl's vagina at the school in May. However, that. abuse, awareness of various kinds of sex offenses, and the prevention of crime generally; and Domestic Assault in the Fourth Degree (Mo. Rev. Stat.