Biden's surprise ray of hope in California  —  SACRAMENTO, Calif. — Despite his weak polling in California, there's a silver lining emerging for Joe Biden in the biggest delegate prize on the board next week.  —  Biden's weakness after a distant second finish in Nevada could have compelled Californians …

Live updates: Coronavirus was probably spreading for six weeks in Washington state, study says; first deaths confirmed in U.S., Australia and Thailand  —  The novel coronavirus has probably been spreading undetected for about six weeks in Washington state, where the first U.S. death was reported this weekend.

Coronavirus Spreads in U.S., as Rhode Island Confirms State's First Case  —  The Rhode Island patient, the 25th confirmed local case in the U.S., is a person in their 40s who had traveled to Italy in mid-February  —  Rhode Island health officials confirmed the state's first case of coronavirus on Sunday …

Coronavirus May Have Spread in U.S. for Weeks, Gene Sequencing Suggests  —  Two cases detected weeks apart in Washington State had genetic links, suggesting that many more people in the area may be infected.  —  Researchers who have examined the genomes of two coronavirus infections …

Inside Trump's frantic attempts to minimize the coronavirus crisis  —  Minutes before President Trump was preparing Wednesday to reassure a skittish nation about the coronavirus threat, he received a piece of crucial information: The Centers for Disease Control and Prevention had identified …