Facebook CEO Mark Zuckerberg led 700 employees during San Francisco’s Pride parade yesterday. Facebook and Google’s presence at this year’s Pride reflects a larger push by Silicon Valley to champion gay rights, according to Wall Street Journal tech blog Digits.

Facebook CEO Mark Zuckerberg led 700 employees during San Francisco’s Pride parade yesterday. Facebook and Google’s presence at this year’s Pride reflects a larger push by Silicon Valley to champion gay rights, according to Wall Street Journal tech blog Digits.