Martin Luther King Jr.'s image has been used to protest a potential war on Iraq, denounce a gay rights law and sell wireless phone service. The trouble, of course, is that the civil rights leader "is not here to speak for himself," said the Rev. Richard Bennett, executive director of the African American Council of Christian Clergy in Miami. On the eve of the holiday commemorating King's birth, some scholars and civil rights leaders say that while it's not much of a stretch to assert that King would have opposed war with Iraq -- he was an advocate of nonviolence...