WALMART IS SAID to be in talks to acquire Humana. / BLOOMBERG FILE PHOTO/PAUL TAGGART
NEW YORK - Walmart Inc. is in talks with health insurer Humana Inc. for a closer partnership to provide health care to consumers at home and prevent illness, according to a person familiar with the matter. Health care spending accounted for about 18 percent of the U.S. economy last year, and continues to surge with…