According to the phone call placed by James last Tues., the other two went to get help. That's why he was left alone. We don't know yet which of the climbers was found today.
Until the final chapter of this story is known, there are many more questions than there are answers, unfortunately.
It's worse than that:
http://www.dallasnews.com/sharedcontent/dws/news/localnews/stories/121606dnmetclimbers.11dd082b.html
"By the tone of his voice, I could tell something was really wrong," said 25-year-old Jason James. "I went into 911 mode."
He learned his dad was dug into a cave on the northern face of Mount Hood near the summit. Half an orange remained in his food supply, he was lying on his backpack to stay off the snow, and he was weak, cold and wet.
"He just said he was exhausted, and that's why he was stuck there," Jason James said.
The 48-year-old landscape architect offered "delirious" answers when asked about his climbing partners.
"He said Brian was in town looking for help and Nikko was on an airplane," Jason James said.