still in good shape

Eight people have their champ still alive: Cynthia (Duke), Laura (West Virginia), and Jessica, Tony Y., Jason C., Mike L., Vi, and Chuck (Kentucky).

Two of those have three of four Final Four picks including their champ and runner-up picks: Vi (UK over Ohio State) and Mike L. (UK over K-State)
One other person has three of four Final Four picks includnig the champ: Cynthia (Duke).

Four people have three of four Final Four picks left with the runner-up: Johnny, Otto, Mark F. and Russ KU.

*update*
And just Chuck had Butler in the Elite Eight.