Pakistan4 women among 6 polio campaigners gunned down in PakistanHassan SiddiquiDecember 18, 2012December 19, 2012 by Hassan SiddiquiDecember 18, 2012December 19, 2012 Karachi: Four anti-polio campaigners, three of them women, were gunned down in Karachi in an hour in two separate incidents on Tuesday while World Health...