Washington, Feb. 16 -- Former US president Barack Obama criticised a lack of shame and decorum in the country's political discourse, responding on Saturday for the first time to a post on Donald Trump's social media account that depicted him and first lady Michelle as monkeys. Without naming Trump, Obama said a majority of Americans "find this behaviour deeply troubling." "There's this sort of clown show that's happening in social media and on television..." he said in a podcast interview released on Saturday. Obama also compared the actions of agents enforcing the president's immigration crackdown in Minnesota to dictatorship.P13...