E-bike battery causes fatal fire in Queens, New York.

Two youths were killed in a fire in New York City caused by an electric bicycle powered by a lithium ion battery, marking the latest in a string of e-bike-related fires in the city. There have been five fire-related deaths this year in New York City where officials have said the cause of the blaze was an e-bike, out of 59 total e-bike-related fires this year. Electric bikes have become popular, non-gasoline-burning ways to make deliveries, commute and zip around a city that has promoted cycling in recent decades.