The BBC : " For three years, Donald Trump presided over a nation of relative peace and prosperity. The crises he faced were largely of his own making, and he confronted them by rallying his supporters and condemning his opponents. Now Trump faces a situation ill-suited to a playbook of division. The US economy has been hobbled by a deadly pandemic. George Floyd's death at the hands of a Minneapolis police officer has spread racial unrest across the nation. The public is uncertain and afraid - and increasingly angry." These are circumstances that would test the abilities of even the most skilful leaders. This president, however, risks becoming lost at sea. His public calls for unity and healing have been undermined by a penchant for Twitter name-calling and bellicosity. Message discipline, a valuable attribute at this moment, is not his forte. There may be no easy way to guide the nation through its current peril. Barack Obama's measured coolness did nothing to ...