Jon Gambrell: Why the shadow of Donald Trump hovers over today's presidential elections in Iran

INSUBCONTINENT EXCLUSIVE:
In the waning moments of Iran&s final televised presidential debate, one of the top candidates to replace the late hard-line president
Ebrahim Raisi invoked the name of the one person who perhaps has done more than anyone to change the trajectory of the Islamic Republic&s
relationship with the wider world in recent years.