Zuckerberg's important message on miscarriage

By Jodi F. Abbott and Eugene Declercq

Updated 1656 GMT (0056 HKT) August 5, 2015

In perhaps the most famous entrepreneur story of the 21st century, Mark Zuckerberg and several classmates founded Facebook from a Harvard dorm room in 2004. Facebook now has more than 1 billion users worldwide, and Zuckerberg himself is worth about $30 billion, making him one of the world's richest men.
Photos: Striking it rich in tech
Striking it rich in tech – In perhaps the most famous entrepreneur story of the 21st century, Mark Zuckerberg and several classmates founded Facebook from a Harvard dorm room in 2004. Facebook now has more than 1 billion users worldwide, and Zuckerberg himself is worth about $30 billion, making him one of the world's richest men.
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A number of entrepreneurs have parlayed tiny tech startups into millions, or even billions. The latest to hit the jackpot: WhatsApp founders Brian Acton, left, and Jan Koum, who sold their mobile messaging service to Facebook for $19 billion in cash and stock.
Photos: Striking it rich in tech
Striking it rich in tech – A number of entrepreneurs have parlayed tiny tech startups into millions, or even billions. The latest to hit the jackpot: WhatsApp founders Brian Acton, left, and Jan Koum, who sold their mobile messaging service to Facebook for $19 billion in cash and stock.
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Jack Dorsey, Evan Williams and Biz Stone, left to right, started Twitter in 2006. The fast-growing company went public last year and is now worth more than $30 billion, making them all very wealthy.
Photos: Striking it rich in tech
Striking it rich in tech – Jack Dorsey, Evan Williams and Biz Stone, left to right, started Twitter in 2006. The fast-growing company went public last year and is now worth more than $30 billion, making them all very wealthy.
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David Karp founded Tumblr, the blogging platform, in 2007 when he was 20 years old. Last year it was bought by Yahoo for $1.1 billion.
Photos: Striking it rich in tech
Striking it rich in tech – David Karp founded Tumblr, the blogging platform, in 2007 when he was 20 years old. Last year it was bought by Yahoo for $1.1 billion.
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Aaron Levie launched Box, his cloud-computing company, from his college dorm room in 2005. It now has more than 20 million users, and Levie has said Box will likely go public in 2014.