oo oxide to -- dioxide as hitler's treatment of the jews. 62-year-old attorney christopher john kulish of colorado died monday after reaching the top of everest. his family says he died doing what he loved. kulish is survived by his mother and younger siblings. there are growing concerns about overcrowding at everest. last week, crowds of climbers got stuck in a line to the summit. most people could only spend a matter of minutes at the summit without extra oxygen supplies. >> it has become a death race there because there was massive traffic jam, and people are pushing themselves. we're not even capable of doing it. they do it. they try to summit, and they, instead of summiting, they kill themselves. >> tourism officials in nepal suggest that the deaths are related to heavy traffic at the