Shuttle Models News Today

>> the launch had a special meaning for some schoolchildren in point st. john, florida. abcs john quinones went to see them. >> reporter: children of challenger 7 elementary had been waiting for this day since "challenger" explosion. many of these kids were eyewitnesses to this tragedy. >> i just fell apart when it blew up. >> reporter: the kids spent hours painting posters, building shuttle models and writing down in words sentiments of the heart. >> "dear nasa, hope this launch is a good one. ...