Savage suspects more serious health issues such as minor stroke, etc.
He mentioned this photo specifically, asking why the media isn't investigating her health status more. We don't want a POTUS who is one step away from hospice.
He said he saw it on Drudge which gave a little more context to Savage's questions about Hillary's health.
There's a thread on FR about it as well. Expert Analysis of Hillary Clinton’s Physical and Mental Breakdown