Warren Rychel tells the pipeline show that the Coyotes have offered Keller a NHL contract (starts around the 5 minute mark).
https://soundcloud.com/pipeline-show/warren-rychel-aug30
Rychel is bewildered that Keller hasn't accepted the contract already and come play with his best buddy Logan Brown, play 100 games and play in the Memorial Cup. Of course he is a little biased as he wants Keller on his Spitfires.
He also says that Keller's representatives and the Spitfires see things differently on a couple of issues.