A driver struck and killed a young boy after he ran onto a Queens street Saturday evening, cops said. The 5-year-old boy ran into the roadway on 124th St. near 21st Ave. near Poppenhusen Playground in College Point at about 6:00 p.m., cops said, based on their preliminary investigation. A 25-year-old woman driving south on 124th St. in a 2008 Honda CR-V then collided with the boy. “When this ...