April 22 - April 28, 2012 (118 images)

Leonard Nimoy, who played the character Mr. Spock in the TV series "Star Trek," speaks at a ceremony following the landing of the Space Shuttle Enterprise at John F. Kennedy International Airport on April 27, 2012 in New York City. Enterprise is part of NASA's retired space shuttle program and will be permanently displayed at the Intrepid Sea, Air & Space Museum starting in June. UPI/ Monika Graff

Nashville Predators Craig Smith (L) and Brandon Yip celebrate Yip"s goal in the first period of the first game of the second round of the NHL Stanley Cup Playoffs against the Phoenix Coyotes at Jobing.Com Arena in Glendale , Arizona, April 27, 2012. UPI/Art Foxall

President Barack Obama and wife Michelle share a moment while meeting with military families at the headquarters for the Army's 3rd Infantry Division in Fort Stewart, Georgia to sign changes in the GI Bill on April 27, 2012. UPI/David Tulis

Guitarist Steph Paynes of the rock group Lez Zeppelin plays another Led Zeppelin hit with lead singer Shannon Conley during their performance at the State Theater in Falls Church, Virginia on April 27, 2012. The all-girls band only plays music by the British rock legend group Led Zeppelin and continued their spring tour by playing a benefit concert for Patch Adams. The band members are lead singer Shannon Conley, guitarist Steph Paynes, bass Megan Thomas, and drummer Leesa Harrington-Squyres. UPI/Pat Benic