I think they been wanting to do this for awhile now..
http://www.theverge.com/2012/10/18/3520500/sprint-majority-stake-clearwire
http://www.theverge.com/2012/10/18/3520500/sprint-majority-stake-clearwire
Hmmmm. Wonder what this means for Sprint in the long run? Did they buy it so it would be easier to sell out to another company? seem plausible
How does this benefit Sprint? Do they plan to convert all that WiMax spectrum over to LTE?