What was found
CRACK INDICATION ON FRAME 4 LT VERTICAL STIFFENER LOWER ATTACHMENT AD 2020-06-10, WORK CARD 5311-01230-01A. REQUESTING REPAIR DISPOSITION. REPAIR MUST BE ACCOMPLISHED PRIOR TO FURTHER FLIGHT IN COCKPIT. CORRECTIVE ACTION: PERFORMED REPAIR ON FRAME 4 LT VERTICAL STIFFENER LOWER, AS PER WORK CARD 5311-01230-01A AND AD 2020-06-10.