(Reuters) - Labor unions including nurses, and transit workers were set to join the growing anti-Wall Street movement march on Wednesday through New York's financial district, and some college students walked out of classes in solidarity. The American Federation of State County and Municipal Employees, Communications Workers of America and the Amalgamated Transit Union said they would be joining the protesters voicing discontent and anger over such issues as high unemployment, home foreclosures and the 2008 corporate bailouts. The nation's largest union of nurses, National Nurses United, also said it would join the New York march, set for late afternoon...