People attend a memorial service at Prescott High School for 19 firefighters who perished battling a fast-moving wildfire in Prescott, Arizona July 2, 2013. The 19 members of the Granite Mountain Hotshots, an elite firefighting team, who died battling a wildfire outside the town of Yarnell on Sunday,turned an otherwise rather ordinary wildfire, one of dozens burning across the western United States, into the most deadly US wildlands blaze in 80 years and left Prescott, the home base of the Hotshots crew, reeling. At least 1,800 people packed a memorial service on the outskirts of town on Monday. [Photo/Agencies]

People raise their candles and glow sticks 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/Agencis]