He doesn’t want to risk having a real reporter present during the presentation for fear of being asked about Benghazi and his lack of transparency. In addition, he understands the irony of his receipt of an award regarding transparency. Finally, he knows few news outlets will report the event and, even if they do, no one will really give a damn for more than 5 minutes. Obama, aka: Captain BS, has the media and the electorate perfectly figured out !!
As long as media “journalists” behave more like his stenographers than researchers/observers/reporters then he can say/do just about whatever/whenever/wherever he wants - even in plain sight. After all, most people don’t pay much attention beyond “news” about Snookie or another one of the Kardasians getting knocked up.