Presidential candidate Biden, Democratic Party raise $81 million in May

Biden, who raised one-third more than he had in April, has opened up a lead over Republican President Donald Trump in most national polls, amid the twin crises of the coronavirus pandemic and the ongoing civil unrest over police brutality in many U.S. cities.Biden and the DNC established a joint fundraising vehicle in May that allows them to collect larger sums from wealthy donors, after raising $60.5 million in April.The Trump campaign has not yet announced its May figures.