Locations of Unknowns• U1 – Doorknob of east entrance• U2 – Blue Crayola marker• U3 - Table where laptop was located• U4 – Black Crayola marker• U5 – Computer table• U6 – Thin dark blue Expo marker• U7 – Table where laptop was located• U8 - Chair • U9 – Doorknob of west entrance• U10 – Orange Crayola marker• U11 – Ransom note• U12 – Power charger to laptop• U13 – Doorknob of west entrance• U14 – Doorknob of library entrance• U15 – Light blue Expo marker• U16 – Cheez–It bag• U17 - Table where laptop was located• U18 – Doorknob of west entrance• U19 – Letter to Dr. Gilmore• U20 – Purple Crayola marker