Tighter border controls between the United States and Canada are likely to be less useful than better domestic intelligence and information-sharing in detecting homegrown terrorist plots in North America , terrorism experts said yesterday .
North America /location/location/contains Canada
JJR NN NNS IN DT NNP NNPS CC NNP VBP JJ TO VB JJR JJ IN JJR JJ NN CC NN IN VBG JJ JJ NNS IN NNP NNP , NN NNS VBD NN .
North America
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Canada
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