911 Remembrance, Syrian crisis, NASA astronaut Chris Cassidy returns in Soyuz, Fukushima victim search and more.
Sept. 10, 2013 The Tribute in Light rises above buildings in lower Manhattan during a test. The light display commemorates the victims of the Sept. 11, 2001, terrorist attack on the twin towers of the World Trade Center. Buy Photo
READ: 9/11 anniversary being marked with somber tributes Mark Lennihan/AP