Perhaps the need for an unoccupied bathroom had something to do with recommendations of her security detail. Whatever the reason, neither of the other candidates complained, nor did the press. Only Trump made a big deal of it.
And it is NO BIG DEAL. It had nothing to do with her fitness to be president. And Trump said it was "disgusting". What the Hell is disgusting about this? Why is this in any fucking way of any importance at all?
Sanders And O'Malley are not a sham, they are viable candidates, certainly as viable as Cruz, Paul and Fiorina.