Latest COVID-19 developments in the U.S.

- Pence to keep a distance from Trump: U.S. Vice President Mike Pence is keeping his distance from President Donald Trump for a few days in the wake of his press secretary testing positive for the coronavirus, White House spokeswoman Kayleigh McEnany said on Tuesday.

- LA County to extend stay-at-home order: Los Angeles County's stay-at-home orders will "with all certainty" be extended for the next three months through the end of July, LA County Public Health Director Barbara Ferrer acknowledged during a Board of Supervisors meeting Tuesday. LA County is now the epicenter of coronavirus in California, with more than 1,300 deaths detected so far.

- Expert warning on economy reopening: Anthony Fauci, the U.S.' top expert on infectious diseases, said at Tuesday's hearing that the nation has not had the ongoing coronavirus outbreak under "total control" yet, warning a rushed reopening of the economy could result in more COVID-19 outbreaks and many more deaths.

- More deaths projection: A newly revised coronavirus mortality model predicts more than 147,000 Americans will die from COVID-19 by early August, up nearly 10,000 from the last projection. The U.S. has so far registered over 1.36 million cases and over 82,000 deaths related to the coronavirus.

- New relief bill: The U.S. House of Representatives unveiled on Tuesday a sweeping new coronavirus bill with more than 3 trillion U.S. dollars in assistance to states, families and epidemiologists seeking to track the extent of the coronavirus pandemic. The House is due to meet on Friday morning for expected votes on the legislation. 

(With input from agencies)