Indian soldiers train on stunt motorcycles in preparation for an upcoming Republic Day parade in New Delhi, India, Jan. 12, 2012. (Kevin Frayer/AP Photo)

A blanket of fog rests over downtown Roanoke, Va., as seen from Mill Mountain, Jan. 10, 2012. (Eric Brady/The Roanoke Times/AP Photo )

With an arrow that went completely through its breast, a Canada goose takes off from a sandbar in Percival Cove across from Capitol Lake, Jan. 11, 2012 in Olympia, Wash. (Steve Bloom/The Olympian/AP Photo )

A young Indian girl is given her first polio vaccination at a health camp organized by the Rotary Club in conjunction with UNICEF and the WHO, in Moradabad, in the northern Indian state of Uttar Pradesh, Jan. 12, 2012. (Kevin Frayer/AP Photo)

Schoolchildren perform "Surya Namaskar" yoga exercises at a school in Bhopal, India, Jan. 12, 2012. More than a million people including school students joined a sun worship exercise in the central Indian state of Madhya Pradesh seeking to set a Guinness Record of collective performance of the exercise, according to news reports. (AP Photo)

Mohammad Saber Yaqoti Hussaini Khedri, second right, the calligrapher of the world's biggest copy of the Koran turns a page at a ceremony in Kabul, Afghanistan, Jan. 12, 2012. Hussaini Khedri claims to have completed the writing of the world's biggest copy of the Koran in 5 years along with his nine students. (Musadeq Sadeq/AP Photo)

Republican presidential candidate, former Pennsylvania Sen. Rick Santorum speaks during a town hall meeting, Jan. 12, 2012, in Sun City, S.C. (David Goldman/AP Photo )