Brazilians around the country staged demonstrations today to call for their president to step down after the supreme court opened an investigation into allegations he endorsed the payment of hush money to a jailed former lawmaker.<br/>'<br/>The accusations against President Michel Temer have plunged Latin America's largest nation into crisis yet again, sending its currency and stocks plummeting. <br/><br/>The accusations have also stalled a series of reforms designed to pull the economy out of a protracted recession. <br/><br/>It's been just a year since Temer took over as president following the impeachment and removal of his predecessor, Dilma Rousseff.<br/><br/>Now, the calls are growing for Temer himself to be impeached or resign. '<br/>