China warned the United States on Thursday that its honoring of the Dalai Lama "gravely undermined" relations between the two countries, and it demanded that Washington stop supporting the exiled Tibetan spiritual leader and take steps to repair ties. Chinese Foreign Ministry statement was the most vociferous yet in weeks of protests against Congress' decision to award the Dalai Lama its highest civilian honor, personally bestowed by President Bush in a ceremony October 17. (Source: Chicago Tribune, Oct 19, 2007).