The full-length In Performance at the White House event, with all performances, is available at http://bit.ly/9Yepwu this web-exclusive performance, Natalie Cole sings "I Wish I Knew How It Would Feel to be Free" at the White House. "In Performance at the White House: A Celebration of Music From the Civil Rights Movement" airs on PBS stations nationwide on Thursday, February 11 at 8 p.m. ET (check local listings at http://bit.ly/b2S2ox ) . More a