1 Andy Murray lofted the ATP World Tour Finals trophy—with some ribbon-related difficulty—and secured the year-end No. 1 spot.2 Effort like this against Kei Nishiori during the longest match in Finals history kept Murray in the hunt for the title.3 Doubles stars also got to shine in London, with Marc Lopez calling out his partner Feliciano Lopez in a light-hearted quiz.4 On the ATP Challenger tour, rising star Michael Mmoh pulled off some theatrics for a mid-point recovery.5 Serena Williams is taking the off season seriously by improving her lip-syncing choreography.6 While Nicole Gibbs practiced her golf game in the British Virgin Islands for the Necker Cup.