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UFC 183: Silva vs. Diaz is an upcoming mixed martial arts event that will be held on January 31, 2015 at MGM Grand Garden Arena in Las Vegas, Nevada.
Official fight card
Main Card (PPV)
Middleweight Anderson Silva vs. Nick Diaz
Welterweight Tyron Woodley vs. Kelvin Gastelum
Lightweight Joe Lauzon vs. Al Iaquinta
Middleweight Thales Leites vs. Tim Boetsch
Welterweight Jordan Mein vs. Thiago Alves
Preliminary Card (Fox Sports 1)
Women's Bantamweight Miesha Tate vs. Sara McMann
Middleweight Ed Herman vs. Derek Brunson
Flyweight Ian McCall vs. John Lineker
Middleweight Rafael Natal vs. Tom Watson
Preliminary Card (UFC Fight Pass)
Featherweight Diego Brandão vs. Jimy Hettes
Middleweight Richardson Moreira vs. Ildemar Alcântara
Middleweight Thiago Santos vs. Andy Enz
Background
The event is expected to be headlined by a middleweight bout between Anderson Silva and Nick Diaz.
A flyweight bout between Ian McCall and John Lineker was originally booked for UFC Fight Night: Shogun vs. St. Preux. However, the bout was canceled on the day of the event as McCall was stricken with a blood infection. The fight was later rescheduled for this event.
A middleweight bout between Ed Herman and Derek Brunson was originally booked for UFC on Fox: dos Santos vs. Miocic. However, the bout was cancelled on the day of the event as Brunson was stricken with a stomach ailment. The fight was later rescheduled for this event.
Jan 7 - updated fight card & background
Jan 20 - updated fight card