President Obama's "We Shall Overcome" moment on gay marriage
President Obama finally had his "We Shall Overcome" moment today when he endorsed the right of gay and lesbian Americans to marry the person they love.Congratulations, Mr. President. It's about time. Forty-seven years ago, President Lyndon Johnson addressed a joint session of Congress to introduce the Voting Rights Act. He talked about the efforts of black Americans to secure for themselves "the full blessings …