Sophomore David Soto, seen competing at the UTA Gerald Richey meet, finished 69th overall in 20:12.   The North Dallas Bulldogs competed in the Lovejoy XC Fall Festival on Saturday in McKinney. Sophomore Flavia Santamaria was the top girls finisher, running the three-mile course in 26:22. Lucia Albarran Arellano was second in 32 minutes. Sophomore