The inquest jury heard Mr Bristow had taken a decision to open a zip wire at the park in November 2010 and after researching and taking advice had opened SwampFlyer on 17 April 2011.
"It's easy to think about it as just a single stream of content, but our goal is a lot broader, " Mr. Zuckerberg said, wearing his usual uniform of jeans and a zip-up gray hoodie.
In the early days of Mr Khatami's first term, his reform-minded regime derived much of its zip from religious nationalists, who were influential in the press and universities.