A man will be charged after airport security at Changi Airport's Terminal 4 discovered a 19cm knife hidden inside his shoe. The weapon was detected during routine screening by an X-ray machine in the departure hall. Authorities have not released details regarding the man’s identity or intended destination. Concealing weapons in carry-on luggage or on one’s person is a serious offense in Singapore, with strict penalties. This incident highlights the continued vigilance of security personnel at Changi Airport in preventing dangerous items from being brought onto flights. The case underscores the importance of adhering to airport security regulations. Investigations are ongoing to determine the man's motive for attempting to carry the knife.