Memorial service held for 19 Arizona firefighters

A young girl points at 19 helium balloons released during a prayer vigil ceremony for the 19 firefighters killed in the nearby wildfire in Prescott, Arizona July 2, 2013. [Photo/Agencies]

People pray during a memorial service at Prescott High School for 19 firefighters who perished battling a fast-moving wildfire in Prescott, Arizona July 2, 2013. [Photo/Agencies]