The 50th anniversary season premiere of "60 Minutes" (Sunday at 7:30 p.m. on CBS) will feature stories from Scott Pelley (what Hurricane Harvey tells about the impact such weather will have on cities in the future), Lesley Stahl (talking to Sen. John McCain about how he learned about his brain tumor); and the debut of Oprah Winfrey as special contributor, exploring the political divide that's stirring America.

Video clip: See the Harry Reasoner and Mike Wallace open from the first-ever broadcast of "60 Minutes," on Sept. 24, 1968: "Kind of a magazine for television."