![](http://www.iransos.com/en/photo/2011/b/ban-ki-moon.jpg)
U.N. Secretary-General Ban Ki-moon
BY STEPHANIE NEBEHAY – GENEVA Tue Mar 11, 2014 7 (Reuters) – Iranian President Hassan Rouhani has failed to fulfil campaign promises to allow greater freedom of expression and there has been a sharp rise in executions since his election, U.N. Secretary-General Ban Ki-moon said on Tuesday.