Children from the Bethel Manor Chapel Protestant Youth Choir sing to the crowd during the Christmas tree lighting ceremony at Langley Air Force Base, Va., Dec. 3, 2013. This year marked the 46th year of the annual holiday tradition, which was held on the chapel lawn. (U.S. Air Force photo by Airman 1st Class Victoria H. Taylor/ Released)

Children from the Bethel Manor Chapel Protestant Youth Choir perform holiday music at the Christmas tree lighting ceremony on the chapel lawn at Langley Air Force Base, Va., Dec. 3, 2013. Families in attendance sang seasonal carols and enjoyed a visit from Santa Claus. (U.S. Air Force photo by Airman 1st Class Victoria H. Taylor/ Released)

Members of the Bethel Chapel Catholic Worship Team sing Christmas carols at the Langley Christmas tree lighting ceremony at Langley Air Force Base, Va., Dec. 3, 2013. The event also included music, poetry readings and a visit from Santa Claus. (U.S. Air Force photo by Airman 1st Class Kimberly Nagle/Released)

U.S. Air Force Col. David Chisenhall, 633rd Mission Support Group commander, provides remarks during the annual Christmas tree lighting ceremony at Langley Air Force Base, Va., Dec. 3, 2013. This year marks the 46th year of the ceremony, which was held on the chapel lawn. (U.S. Air Force photo by Airman 1st Class Kimberly Nagle/Released)

U.S. Air Force Col. John J. Allen Jr., 633rd Air Base Wing commander, and his daughter listen to the choir during the Langley Christmas tree lighting ceremony at Langley Air Force Base, Va., Dec. 3, 2013. This year marks the 46th year of the annual base tradition. (U.S. Air Force photo by Airman 1st Class Kimberly Nagle/Released)

Jim Wyatt, Air Combat Command executive secretary to the chaplain commander, arrives dressed as Santa Clause aboard a fire truck during the Langley tree-lighting ceremony at Langley Air Force Base, Va., Dec. 3, 2013. After the ceremony, Wyatt greeted children inside the chapel annex while portraying the Christmas character. (U.S. Air Force photo by Airman 1st Class Kimberly Nagle/Released)

The base Christmas tree stands illuminated on the chapel lawn at Langley Air Force Base, Va., Dec. 3, 2013.The annual tree-lighting ceremony traditionally signifies the beginning of the holiday season at Langley. (U.S. Air Force photo by Airman First Class Victoria Taylor)

Santa Claus visits children during the Christmas tree lighting ceremony at Langley Air Force Base, Va., Dec. 3, 2013. Families who gathered for the annual ceremony enjoyed poem readings, holiday carols and a visit from Santa Claus. (U.S. Air Force photo by Airman 1st Class Victoria H. Taylor/ Released)

Children of the Bethel Manor Chapel Protestant Youth Choir perform at the tree-lighting ceremony on the chapel lawn at Langley Air Force Base, Va., Dec. 3, 2013. The ceremony also featured music and a visit from Santa Claus. (U.S. Air Force photo by Airman 1st Class Kimberly Nagle/Released)