Here is his interview (12 seconds) with Stephanopoulus where he admits to ‘my Muslim faith’:
https://www.youtube.com/watch?v=XKGdkqfBICw
BARACK OBAMA: "John McCain has not talked about my Muslim faith."
GEORGE STEPHANOPOULOS: "Your Christian faith?"
BARACK OBAMA: "My Christian faith....."
St. Lois MO - Sunday, September 7, 2008