Canada's Prime Minister Stephen Harper lays a wreath with Maureen Basnicki, her husband Ken was killed at the World Trade Centre, during a 9/11 memorial service in Ottawa September 11, 2009. The ceremony commemorates the eighth anniversary of the attacks against the United States that killed thousands of people on September 11, 2001.[Agencies]![Eighth anniversary of 9/11 marked in rain](http://www.chinadaily.com.cn/world/images/attachement/gif/site1/20090912/0013729ece6b0c154d3e20.gif)
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