HANOI, Vietnam (AP) — Vietnam is split between two visions: the rumbling, reliable gas-powered motorbikes that now rule the roads, and sleek, silent electric bikes the government says are its future.

Gas-powered bicycles are an emerging boom vehicle for Tucsonans as a cheap and efficient way to get around the Old Pueblo. But their growing presence on Tucson streets has city officials concerned ...

FILE - A delivery worker rides an electric bicycle in New York, July 25, 2023. (AP Photo/Seth Wenig) (Seth Wenig, Copyright 2023 The Associated Press. All rights ...