Now he is behind one of the hottest social media apps of the moment. But his involvement has also led to greater scrutiny of the app that aims to be a viable alternative to Facebook and Instagram.
Five states demand small premiums from those who gained coverage under the Affordable Care Act's Medicaid expansion, but enrollees often face few consequences if they don't make their payments.
The Australian government said a series of voluntary recalls by automakers hadn't been enough to deal with the danger posed to drivers and passengers by Takata airbags.