KERRVILLE, Texas—A driver lost control during a Texas drag racing event on an airport runway and slammed into a crowd of spectators, killing two children and injuring eight other people, authorities said. A 6-year-old boy and an 8-year-old boy were killed in the crash Saturday afternoon at an event called “Airport Race Wars 2” at the Kerrville-Kerr County Airport, police said in a news release. The organized event was attended by thousands and involved drivers speeding down a runway as they competed for cash. The driver “lost control and left the runway, crashing into parked vehicles and striking spectators who were observing the races,” Kerrville police said. The injured victims were taken to various hospitals, including a 46-year-old woman who was listed in critical condition. The majority of the other injuries were not believed to be life-threatening, although the condition of a 26-year-old man was unknown, authorities said. A 4-year-old …