Eric Walker added Pasadena, California - Wikipedia to Pasadena, California

Eric Walker added California Institute of Technology and Pasadena, California - Wikipedia to Pasadena, California, and added Pasadena, California to Cities in California

Eric Walker added 1997 David Baltimore and Caltech and California Institute of Technology - Wikipedia to California Institute of Technology, and added California Institute of Technology to Pasadena, California and Specific universities

Eric Walker added a number of topics and Sacramento shooting: At least six dead in centre of California state capital - BBC News to Cities in California, and added Cities in California to California and Cities in the United States