This week's broadcast, hosted by Jane Pauley, features our annual "Hail and Farewell" tribute to those who've passed in 2018. Also: CBS News correspondents from across the globe look forward to what news may define the year ahead; Luke Burbank examines the history of the Encyclopedia Britannica, which turns 250 years old; and Lee Cowan interviews the stars and director of "Stan & Ollie," a new film about the legendary comedy duo Laurel & Hardy.