LOS ANGELES (AP).- Construction at a Mexican-American cultural center was suspended Friday after American Indian groups raised concerns that human remains unearthed were being disturbed. It was in the best interest of the LA Plaza de Cultura y Artes center and the community to halt the project, which is being built on county-owned property, president Miguel Angel Corzo said. “Moving forward, we will continue to work with all interested parties and proceed with the rest of our construction as planned,” he said. “We believe this discovery and the resulting conversations will engender further education about the rich and complex history of Los Angeles, a history we are committed to exploring here at LA Plaza.” State Native American Heritage Commission staffer Dave Singleton, who called on officials last week to stop work on the project pending an