Emmys best documentary series nominees: Who will win and who should win

(L-R) Emmy nominees "Tiger King," "Hillary," "The Last Dance," and "McMillions."Netflix/Hulu/ESPN/HBO

• One of the most intriguing categories at the Emmys on Sunday is best documentary series.
• Nominees include favorites like "The Last Dance," "Tiger King," and "McMillions."
• We break down the docuseries that will win and what should win.
• The Emmys air Sunday at 8 p.m. ET on ABC.

When the 72nd Prime Time Emmy Awards take place virtually on Sunday, one of the more intriguing categories to keep an eye out for is the outstanding documentary or nonfiction series, which is stacked with some of the most memorable content we've seen in the last year.

Netflix's "Tiger King: Murder, Mayhem, and Madness," HBO's "McMillions," ESPN's "The Last Dance," Hulu's "Hillary," and PBS' "American Masters" are all vying for the Emmy.

Here we dissect the nominees and decide which will be victorious and which really should win: