DUBAI - A Twitter account associated with Iranian Supreme Leader Ayatollah Ali Khamanei said on Wednesday that a US Senate report into CIA torture showed the US government was a 'symbol of tyranny against humanity.' In a message bearing the hashtag 'TortureReport', used to connect comments on the topic on the social media platform, the account said: 'Today, US govt. is symbol of tyranny against humanity'. Another message read: 'Look at how humanity is being treated by dominant powers with flashy propaganda and in the name of human rights, democracy and freedom'.