1.9M views · 25K reactions | Tomorrow on #SundayMorning Seth Doane catches up with Paul McCartney about the former Beatle's "rockdown," and his songwriting relationship with John Lennon, who was killed 40 years ago this month. https://cbsn.ws/38h8E6x | CBS Sunday Morning | Facebook

1.5M views · 53K reactions | Today marks 45 years since John Lennon's tragic murder, and each year, on December 8, fans mark the occasion at Strawberry Fields in Central Park, named for the popular Beatles hit, "Strawberry Fields Forever." Throughout the day, musicians and fans take turns singing songs written by John Lennon and the Beatles, while Imagining living in a world of peace. | New York City Department of Parks & Recreation | Facebook