![Photo: Santorum, Walker, Perry (AP Photos)](https://wp-cpr.s3.amazonaws.com/uploads/2019/06/santorum-walker-perry.jpg)
With liberals celebrating two big victories at the Supreme Court this week -- the continued survival of Obamacare and national legalization of same-sex marriage -- the court, and the president's power to appoint its members, is likely to be a top issue for the summit's speakers and delegates.