The man was placed under close arrest in the Singapore Armed Forces Detention Barracks on Jan 28, said the Ministry of Defence on Monday. SINGAPORE: A 22-year-old full-time national serviceman working (NSF) at Paya Lebar Air Base has been identified as the suspected perpetrator of the false bomb threat at the air base. He was placed under close arrest in the Singapore Armed Forces (SAF) Detention Barracks on Jan 28, said the Ministry of Defence (MINDEF) on Monday (Feb 9). The man allegedly