hard, hard to believe. >> cooper: while he worries about what will be lost, tom mangelsen is determinedshow us the beauty and fragility of what still survives, and so, he sets out once again, patiently making his way, alone, into the wild. >> mangelsen: it's my gift, in a way, that i can give people, hopefully, to preserve what we have left, to preserve wilderness, to preserve species like grizzly bears, and make them think about it. and make them think that this is what we need to save for our children. >> this cbs sports update is brought to you by the lincoln motor company. at quail hollow in charlotte, jason day shot a final round 69 to win by two arron wise and nick watney. the lightning over the bruins to advance to the conference finals. nba action, warriors now up 3-1 over new orleans. for 24/7news and highlights, visit cbssportshq.com. jim nantz reporting from charlotte, north carolina. ♪ this is what getting your car serviced at lincoln looks like. complementary pickup and delivery servicing now comes with every new lincoln. i won. giving you, the luxury of time. that's the li