A 6-year-old boy was in critical condition Friday in the second swimming pool incident in Overland Park in a couple of hours.</p><p>Fire and ambulance crews responded to a reported drowning shortly before 8 p.m. at the Four Winds apartments at 8000 Perry Street. </p><p>The boy had been missing for about 10 minutes before he was discovered at the bottom of the pool. The child was transported to an area hospital in critical condition.