A Pakistani journalist investigating claims of casualties in a protest march demanding the release of jailed ex-prime minister Imran Khan was picked up off the street on Wednesday night and charged with terrorism,

Casualty toll is unknown after security forces fired upon protesters demanding release of former prime minister

Pakistani security forces pushed a protester off a 25-foot tall stack of shipping containers as they were accused of opening fire on supporters of Imran Khan at a huge demonstration in Islamabad.