Facebook CEO Mark Zuckerberg met with conservative leaders at the tech giant's headquarters Wednesday, pledging to "build trust" after allegations of political bias.

Zuckerberg met personally with about a dozen conservative leaders – from Congress and the media – at the company's headquarters. At issue: how the company selects news stories that show up on its Trending Topics section. Those stories could be seen than more than a billion and a half users worldwide.

The controversy came up after anonymous former workers at the social media giant told the website Gizmodo that there was a liberal bias at the company.

For more, we're joined by

business and tech correspondent with the New Yorker.