Light the night walk in Washington

Illuminated balloons, held by people walking, color the sky in this long exposure image in front of the US Capitol during the Light The Night Walk benefiting the Leukemia & Lymphoma Society, in Washington October 16, 2010. [Photo/Agencies] 

Illuminated balloons, held by people walking, color the sky in this long exposure image in front of the US Capitol during the Light The Night Walk benefiting the Leukemia & Lymphoma Society, in Washington October 16, 2010. [Photo/Agencies]

People carry illuminated balloons near the US Capitol during the Light The Night Walk benefiting the Leukemia & Lymphoma Society, in Washington October 16, 2010. [Photo/Agencies]