Murals of President Obama From the Past Three Years By Camilo Vergara Photography Posted Wednesday, Sept. 5, 2012, at 2:18 PM Tweet Want more of your favorite content on the MSN homepage? Try the news, sports or entertainment editons. Tweet MYSLATE Save this story. Follow all Photography articles. Follow the Arts section. Follow stories by Camilo Vergara. MySlate is a new tool that lets you track your favorite parts of Slate. You can follow authors and sections, track comment threads you're interested in, and more. Click here to load comments.