BLACKSBURG, Va. - The gunman suspected of carrying out the Virginia Tech massacre that left 33 people dead was identified Tuesday as an English major whose creative writing was so disturbing that he was referred to the school's counseling service. News reports also said that he may have been taking medication for depression, that he was becoming increasingly violent and erratic, and that he left a note in his dorm in which he railed against ''rich kids," ''debauchery" and ''deceitful charlatans" on campus. Cho Seung-Hui, a 23-year-old senior, arrived in the United States as boy from South Korea in 1992...