COVID-19 vaccine latest flashpoint in White House campaign

Washington • The prospect of a vaccine to shield Americans from coronavirus infection emerged Monday as a point of contention in the White House race as President Donald Trump accused Democrats of “disparaging” for political gain a vaccine he repeatedly has said could be available before the election.“It’s so dangerous for our country, what they say, but the vaccine will be very safe and very effective,” the president pledged at a White House news conference.Tr