Article doesn't mention why. This year is likely lost for Palo even if he is found innocent.
http://blogs.desmoinesregister.com/dmr/index.php/2012/12/11/sexual-abuse-trial-of-isu-guard-bubu-palo-moved-to-january/article?nclick_check=1
http://blogs.desmoinesregister.com/dmr/index.php/2012/12/11/sexual-abuse-trial-of-isu-guard-bubu-palo-moved-to-january/article?nclick_check=1