Pax feedback to Staff (KEM) that the window at rear DT car has cracked. Staff(TNM) checked and confi rmed that window at Rear DT car B1 door has cracked. Photo h as been sent to duty CC phone. ~~~~~ 3649 Pax feedback to Staff (KEM) that the window has cracked. Staff(TNM) confirmed that window at 3649 B1 door has cracked.  3649 B1 door LHS window glass found cracked. Replaced the door window glass. Security/function check - OK.  Kamarul 44890