While commercial trucks entering Manhattan will be charged depending on the truck size and time of day, there are workarounds.

Experts warn it's too early to tell what impact the tolls are having on Manhattan's notorious gridlock, but the view from the streets shows signs the program could be working.

New York City, a bustling metropolis with eight million people all trying to get somewhere, has now put a price on cars entering part of Manhattan, the first of its kind in North America. Could Toronto,