Hillary Clinton to Appear on "Nightline"

ABC News "Nightline" co-anchor Cynthia McFadden joins Hillary Clinton in Moscow this week as she meets with top Russian leaders, including Russian President Dmitry Medvedev and Foreign Minister Sergei Lavrov.

McFadden accompanies Clinton on the trip at a critical point in the two countries' relationship in regards to Iran's nuclear program, missile defense and the challenges facing the Obama administration in Afghanistan.

McFadden will have exclusive, behind-the-scenes access to Clinton throughout her time in Moscow, the first access of its kind granted since her appointment as secretary of state 10 months ago. In a wide-ranging interview, McFadden will also talk to Clinton about how she has adjusted to her new position, her relationship with President Obama, and her views on the major domestic and foreign policy issues facing the administration.

Watch the full interview on "Nightline" Wednesday at 11:35 p.m. ET

Cynthia McFadden's interview with Secretary of State Hillary Clinton will air on ABC News "Nightline" Wednesday, October 14, 2009 at 11:35 p.m. ET. Portions of the interview will also air on Wednesday's "Good Morning America" and "World News with Charles Gibson."