(Lomira) A Milwaukee woman entered a no contest plea Wednesday for her role in an armed robbery on the interstate near Lomira last October. 19-year-old Ladaja Denise Hister was found guilty of felony Robbery with Use of Force. A felony Possession of a Firearm as a Convicted Felon charge and two misdemeanors were dismissed but read into the record. A motorist was robbed at gunpoint at the Exxon gas station on I-41. Authorities later apprehended the suspects on the interstate. A firearm and the victim’s cellphone were found inside their vehicle. A pre-sentencing investigation was ordered and Hister is due back in court on October 11.