Not sure if this is a real risk but it does hint of some desperation. Here is a link on the guy. rofootballtalk.nbcsports.com/2016/05/05/amobi-okoye-says-hes-healthy-wants-to-play-again/
and the news about the signing http://3downnation.com/2016/07/07/2007-nfl-top-10-pic-dl-amobi-okoye-signs-riders/
Hey good on him for not givng up but still if this was any other team I can't help think a few of us would be rolling our eyes about it. Not a big gamble but still more then a long shot I would say the least.