A Rell Ative News Today

>> david mckenzie, thank you so much. please stay close because were going to be checking back in with you as information comes in. a cave expert and national coordinator for the cave rescue commission spoke to cnn a short time ago. >> heres what he said about his experience given the conditions, and what weve all talked about today is how difficult this rescue mission is. >> the water level being lower makes the diving and the extrication a little safer, but thats a rell ative safety and still ...