The two leaders will be joined by Prime Minister Stephen Harper of Canada in Cancun for a meeting to discuss trade , security and immigration .
Stephen Harper /people/person/nationality Canada
DT CD NNS MD VB VBN IN NNP NNP NNP NNP IN NNP IN NNP IN DT NN TO VB NN , NN CC NN .
Stephen Harper
PERSON
Canada
LOCATION
/people/person/nationality