This week on Fox News Sunday: (5/27/12)

Another round of talks, to reign in Iran’s nuclear program, ends with no deal, but both sides agree to meet again next month in Moscow. We’ll discuss Iran and other foreign hotspots, plus get the latest on the investigation into the Secret Service scandal, and talk a little politics with foreign policy heavyweight & former Republican presidential nominee, Senator John McCain.

Segment 1: Sen. John McCain, (R) Arizona / Ranking Member, Armed Services Committee

Then, more than 40 Catholic groups, including 13 dioceses, file suit against the Obama Administration’s birth control mandate. We’ll hear from the Archbishop of Washington about their decision to challenge the law.

Segment 2: Cardinal Donald Wuerl, The Archbishop of Washington

Plus Our Sunday Panel:

Brit Hume, Fox News Senior Political Analyst

Jeff Zeleny, The New York Times

Kimberley Strassel, The Wall Street Journal

Kirsten Powers, The Daily Beast & Fox News

And our “Power Player of the Week” honors her brother’s memory by making sure every day is like Memorial Day.

Power Player: Ryan Manion Borek, Executive Director, Travis Manion Foundation