a major blow for uber drivers in the us, after the national labour relations board said that they ared therefore shouldn't be entitled to traditional labour protections. traditional safety measures include things like having the ability to organise unions and secure a minimum wage agreement. last week, uber drivers across the us protested against the ride hailing app over working conditions. let's talk about the story that we'd like your opinion on today. now let's turn to the west coast of the united states where the city of san francisco is set to become the first in the country to ban facial recognition technology, following a vote by its board of supervisors. public agencies, such as the police force and transport authority, will not be allowed to use the emerging technology. opponents of the measure warn it could compromise safety. dave lee reports from san francisco. this is a promotional video from amazon, heralding the capabilities of its facial recognition software. but in san francisco, the use of innovations has now been outlawed thanks to new rules passed overwhelmingly by