A man along with others chant slogans demanding release of Aafia Siddiqui, a Pakistani neuroscientist, who was sentenced by a U.S. judge in September 2010 to 86 years in prison after she was convicted of shooting at FBI agents and soldiers following her arrest in Afghanistan, during a protest march in Karachi, Pakistan October 8, 2021. REUTERS/Akhtar Soomro