British counterterrorism officers are investigating the stabbing of an Iranian TV host outside his home in London. Iran International presenter Pouria Zeraati was hospitalised, before being discharged and moving to a safe place under the supervision of the Metropolitan Police. The Media Show talks to British-Iranian journalist Sima Sabet, who has also been targeted.

Have US diplomats been targeted by Russian sonic weaponry? A joint report between The Insider, Der Spiegel and CBS's 60 Minutes alleges it’s the result of their brains being targeted by "directed energy" weapons operated by a secretive Russian military unit. We meet one of the journalists involved in the story.

And as Gmail celebrates its 20th anniversary, how useful is email today as a form of communication? Or has it been overtaken by messaging apps like WhatsApp?
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