The man is married to the Chicago woman who got sick from the virus after she returned from a trip to Wuhan, China, the epicenter of the outbreak. There have been cases reported of the infectious virus spreading to others in a household or workplace in China and elsewhere. The latest patient had not been in China. The Chicago woman returned from central China on Jan. 13, then last week went to a hospital with symptoms and was diagnosed with the viral illness. She and her husband, both in their 60s, are hospitalized. Experts have said they expected additional cases,...