“Why? What is your point, other than sneering at someone successful?”
Of the three, Rubio is the easiest for Hillary to beat. So the MSM will promote Rubio as the most moderate and then will say he is to the right of Al Haig in the general.
I was a campaign staffer for Al Haig in 1987-88. He wasn’t really that far right on much, more of a right-centrist with some hawkish foreign policy views.