Drone sightings have disrupted flights at Singapore's Changi Airport for the second time in a week.
The disruption lasted about an hour, with 18 flights delayed, and seven more diverted.
In a statement, Singapore’s civil aviation authority said the disruptions at Changi airport late Tuesday was "due to bad weather and unauthorised drone activities".
"Members of the public are reminded that the authorities take a serious view of errant operations of unmanned aircraft which may pose threats to aviation or endanger the personal safety of others," it added.
The agency said investigations are "ongoing".
India detains youth protest leader to defuse rally against election chief
Isaias weakens to post-tropical cyclone after Florida landfall, NHC says
Russian attack on Ukrainian city kills 12
Magnitude 7.7 quake shakes Panama, canal operations normal
US imposes sanctions on International Criminal Court
