The period outside the quotation marks is not a copy error.
http://www.npr.org/templates/story/story.php?storyId=114289124
http://liquid9.tv/blog/2011/apr/29/css-trick-containing-floated-divs-inside-non-float/
http://www.latimes.com/entertainment/news/et-la-street-art-curator-20110428,0,5838599.story
http://www.youtube.com/watch?v=FfesknLk5uI&feature=player_embedded#at=157
Chipotle is opening an Asian restaurant chain
http://phoenix.corporate-ir.net/phoenix.zhtml?c=194775&p=irol-newsArticle&ID=1549475&highlight=