amy: in other international news, zimbabwe's foreign minister sibusiso moyo has died of covid-19. the former army general played a key role in the 2017 coup that toppled robert mugabe. meanwhile, in brazil, deaths are rising in the amazonian city of manaus after hospitals ran out of oxygen. the bolsonaro government is facing criticism for not helping avert the crisis despite warnings of looming oxygen shortages. in news from iraq, at least 28 people died and 73 were injured when two suicide bombers attacked a busy market in baghdad earlier today. no one has taken responsibility for what is the first suicide attack in the city in nearly two years. earlier this week, iraq's cabinet voted to delay the upcoming general election by four months until october. tony blinken, biden's nominee for secretary of state, said tuesday the new administration will continue to recognize juan guaido as the president of venezuela, rather than the democratically elected president nicolas maduro. blinken also said the u.s. would continue to impose harsh sanctions, which have crippled the venezuelan econ