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".

Russian attack on Kyiv kills three, injures 31
PKK announces withdrawal from Turkey
Israeli military says it conducted 'targeted strike' in central Gaza
Trump oversees Thailand-Cambodia ceasefire agreement
Thailand's Queen Mother Sirikit dies at 93
