Because the Leave movement was fueled in large part by surprisingly strong anti-immigrant sentiment, and Trump's vocal anti-immigrant positions are at the center of his campaign. (inc.com)
A conservative said today that the problem was that the Republicans did not make abortion the center of their campaign and, therefore, lost their base. (religion.blogs.cnn.com)
Campaign manager David Plouffe made it clear to Rospars in their initial meeting that he wanted new media to be «at the center of the campaign.» (epolitics.com)