September 10, 2012 7:56 pm Disrupt Expo Disrupts San Francisco The tech industry is strong as startups of all kinds get sponsorship. Tech Crunch’s Disrupt expo kicks off in San Francisco. US & World Videos 2:10 ‘What a blessing': Off-duty nurses jump into action, help save man who collapsed on basketball court 2:23 New numbers show decline in freeway shootings, but problem still persists 0:22 Fire destroys dozens of storage units in Fremont 0:32 4 children on sidewalk hit by suspected DUI driver in Cupertino 2:47 Pro-Palestine movement spreads to Bay Area colleges, universities