Water main break in San Francisco floods homes, triggers sinkhole

A water main break in San Francisco has flooded homes and caused a massive sinkhole to open up. Sergio Quintana reports. Stay connected: Follow us on Twitter:   / nbcbayarea   Like us on Facebook:   / nbcbayarea   Follow us on Instagram:   / nbcbayarea   Follow us on TikTok:   / nbcbayarea   Catch up on all the day's news: http://www.nbcbayarea.com Download our mobile app: On iOS: http://nbcbay.com/R1BhqYM On Android: http://nbcbay.com/rUcA97h Watch us on OTT: Add our channel on Roku: https://bit.ly/3ySK60j Download our app on Amazon Fire TV: https://amzn.to/3FmmiEA