Guest lineup for the Sunday TV news shows:
ABC's "This Week": Sens. Joseph Biden, D-Del., and Jon Kyl, R-Ariz.; Charles E. Curran, professor of theology, Southern Methodist University, and Michael Novak, American Enterprise Institute.
CBS' "Face the Nation": Sens. Mitch McConnell, R-Ky., and Christopher Dodd, D-Conn.
NBC's "Meet the Press": The Rev. Thomas Bohlin, U.S. vicar of Opus Dei; Joseph Bottum, Editor of First Things; historian Thomas Cahill; the Rev. Joseph Fessio, provost of Ave Maria University; Sister Mary Aquin O'Neill of Mount St. Agnes Theological Center for Women.
CNN's "Late Edition": Ahmed Chalabi, former member, Iraq Governing Council; Sens. Arlen Specter, R-Pa., and Patrick Leahy, D-Vt.; former Secretary of State Alexander Haig; John Allen, author, "Cardinal Ratzinger: The Vatican's Enforcer of the Faith."
"Fox News Sunday": Sens. Lindsey Graham, R-S.C., and Richard Durbin, D-Ill; Family Research Council President Tony Perkins.