Four men have been charged with murder in connection with the slaying of a man at a marijuana grow-house near Hayward in February, authorities said Friday. The men, two of whom are still being sought, were charged before the body of the victim, Francisco "Frankie" Lopez, 27, of East Palo Alto, was apparently found in heavy brush Thursday in Niles Canyon near Fremont. (snip) Alameda County prosecutors have charged Tiburcio Sanchez, 24, Miguel Michel, 41, Mohammed Zarin Khan and Manuel Trujillo with murder, attempted murder, two counts of kidnapping and two counts of false imprisonment. Khan's and Trujillo's ages are...