Yakima County Sheriff's officials say a 14-year-old boy has died and his brother was injured after the two collided with a pickup while riding an ATV in Sunnyside on Tuesday. Deputies were called to 450 Wendell Phillips Road at about 4:45 p.m. Tuesday. They say the 14-year-old was riding an ATV with his brother as a passenger when they rode out of an orchard and onto Wendell Phillips Road where they crashed into a truck driving southbound. The 14-year-old died at the scene of the crash. His brother was taken to a Richland hospital with life-threatening injuries. The 18-year-old driver of the truck was not injured. The crash remains under investigation.