The Straits Times' News In A Minute: Nov 28, 2017

Today's top news headlines: Singaporeans should postpone trips to Bali, three firms fined for rigging bids in F1 tender, and Chingay 2018 to feature smart technology.

In today's The Straits Times News In A Minute video, we look at:

*The Ministry of Foreign Affairs is urging Singaporeans to defer trips to Bali, after the Indonesian authorities raised the alert for Mount Agung to the highest level.

*Three companies were fined more than $600,000 for rigging bids in a tender to provide electrical services for the Formula One Singapore Grand Prix from 2015 to this year.

*Chingay 2018 will go high-tech with dancing robots, driverless cars and augmented reality, as part of the smart nation push.