(Doug Mills | The New York Times) President Joe Biden speaks about the COVID-19 response and the state of vaccinations, from the South Court Auditorium of the Eisenhower Executive Office Building, on the White House grounds in Washington, Monday, March 29, 2021. Biden appeared in western Pennsylvania Wednesday, March 31, 2021, afternoon to unveil his $2 trillion infrastructure plan, a far-reaching proposal that he will seek to pay for with a substantial increase in corporate taxes.