Articles by PETER BAKER"><span itemprop="name">PETER BAKER</span></a></span></h6>
</NYT_BYLINE>
<h6 class="dateline">Published: July 18, 2013    </h6>
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	data-title="Obama May Cancel Moscow Trip as Tensions Build Over Leaker" 
	data-url="http://www.nytimes.com/2013/07/19/world/europe/moscow-trip-for-obama-may-be-off-as-snowden-tensions-build.html" 
	