Washington (AFP) – Former US president Donald Trump’s administration prevented health officials from providing accurate information about Covid-19 in a bid to back up his overly optimistic view of the outbreak, according to a congressional report released Monday. Senior staff at the US Centers for Disease Control and Prevention (CDC) told investigators Trump aides bullied staff and tried to rewrite their reports in a bid to align guidance with the president’s public downplaying of the crisis. Officials took “unprecedented steps to insert political appointees into the publication process and re…