You have experienced a window lift/track failure. Not uncommon, many owners have experienced the same issue - multiple times. Some owners of certain year models were being reimbursed by Jeep for this. I do not remember which years being covered.
05 TJ RME 42RLE with some things
05 KJ CRD 545RFE, GDE Eco tune, Franky II, Al's 4.5 A-arms, JK Rubi Moabs, Silent Armors 245-70-17's, Spidertrax Adapters, Rola Basket, Fumoto Valve, Pinch welds pounded
FS or FT (2) JK Rubi 17" Moab Rims - really nice shape
Need JK Rear Spare tire bracket for project