Yes, they do attack Kelsay (Whitner as well). The only thing that makes any sense is that the coaches really do not have anyone else that they think can step up at the position. It was a major mistake in judgement to hope that Kelsay could be converted to a LB.
For all the people screaming "get Maybin in there", it seems really unlikely that Maybin is going to be an improvement in run defense at Sam. The so-called "athletic" and fast Maybin isn't even allowed to get on the field on special teams, where athletic kids often become standouts. Maybin showed he was just a guy that got called for offsides on kick coverage every once in a while. Maybin's lack of size and strength would just make him a stack of pancakes.
Here's a positive nugget that used to be dropped on this board: "Well, at least we're not the Detroit Lions."