Contra Costa Times Editor Chris Lopez was replaced Friday after more than six years at the publication, the newspaper announced. Lopez's responsibilities will be assumed by Contra Costa Times Executive Editor Kevin Keane. Keane, 48, has been an editor at MediaNews for nine years, most recently as the executive editor of ANG Newspapers. He retains oversight of MediaNews' East Bay editorial operations. "As we consolidate the operations of Contra Costa and ANG newspapers in the Bay Area, there are some positions that have become redundant, and, unfortunately for Chris, his is one of those positions," said John Armstrong, who oversees...