A new case of coronavirus in Santa Clara County, the county’s third documented case, is now the second instance in the U.S. of community transmission of the virus. The Santa Clara County Public Health Department was scheduled to give details of the latest coronavirus patient at a 4 p.m. news conference. The county health department said this latest coronavirus case – a 65-year-old woman with chronic health conditions – has no known connection to travel in countries most affected by the virus or close contact with a known infected individual. The development indicates the virus spreading among two separate populations...