San Francisco Mayor London Breed announced that starting next Friday, visitors will need to show proof of full vaccination against Covid-19 to enter many types of indoor venues, including restaurants, bars, theaters and entertainment venues. READ MORE: https://www.forbes.com/sites/suzannerowankelleher/2021/08/12/san-francisco-roof-of-full-vaccination/?sh=28de6db53fed Stay Connected Forbes on Facebook: http://fb.com/forbes Forbes Video on Twitter: http://www.twitter.com/forbes Forbes Video on Instagram: http://instagram.com/forbes More From Forbes: http://forbes.com