The Ultimate Fighting Championships has officially announced UFC Fight Night 20 “Maynard vs Diaz” for January 11 at the Patriot Center in Fairfax, Virginia.

For the rumored fightcard, check out our MMA Rumors section.

According to GracieFighter, Nate Diaz will take on fellow TUF 5 cast member Gray Marynard in the main event at UFC Fight Night 20 on Jan. 11, at the Patriot Center in Fairfax, Virginia.

This will be the second strait UFC Fight Night Nate Diaz has headlined. He submitted Melvain Guillard by guillotine choke at UFC Fight Night 19 last month.

Undefeated Xtreme Couture fighter, Gray Maynard also came up successful at UFN 19, winning the split decision against “The Matador” Roger Huerta.

Nate Diaz already holds a win over Maynard, he submitted him in the semi-finals on the Ultimate Fighter season 5 reality show.

For the latest on UFC Fight Night “Diaz vs Maynard”, check out our MMA Rumors section.

UFC Fight Night 19 “Diaz vs Guillard” – LIVE on Spike TV from the COX Convention Center in Oklahoma City, OK.

Cagetoday.com will have live results starting at 6pm EST. SpikeTV will broadcast the main card at 8pm EST. The Ultimate Fighter season 10 debuts tonight on Spike TV following the UFN 19 event.

MAIN CARD

• Nate Diaz vs. Melvin Guillard
  Results: Nate Diaz defeats Melvin Guillard via Submission (Guillotine) at 2:13 of R2.
• Roger Huerta vs. Gray Maynard
  Results: Gray Maynard defeats Roger Huerta via Split Decision. (28-29, 30-27, 30-27)
• Carlos Condit vs. Jake Ellenberger

  Results: Carlos Condit defeats Jake Ellenberger via Split Decision. (29-28, 28-29, 29-28)

• Tim Credeur vs. Nate Quarry
  Results: Nate Qaurry defeats Tim Credeur via Unanimous Decision. (29-28, 29-27, 29-28)
  

PRELIMINARY CARD

• Steve Cantwell vs. Brian Stann
  Results: Brian Stann defeats Steve Cantwell via Unanimous Decision. (30-27 x2, 29-28)
• Mike Pyle vs. Chris Wilson
  Results: Mike Pyle defeats Chris Wilson via Submission (Guillotine) at 2:15 of R3.
• CB Dollaway vs. Jay Silva
  Results: CB Dollaway defeats Jay Silva via Unanimous Decision. (29-28 x3)

• Justin Buchholz vs. Jeremy Stephens
  Results: Jeremy Stephens defeats Justin Buchholz via TKO (doctor’s stoppage due to cut) at 3:23 of R1.
• Brock Larson vs. Mike Pierce
  Results: Mike Pierce defeats Brock Larson via Unanimous Decision. (30-27 x3)
• Ryan Jensen vs. Steven Steinbeiss
  Results: Ryan Jensen defeats Steve Steinbeiss via Technical Submission (Guillotine) at 3:56 of R1.

Nate Diaz vs Melvin Guillard Video
Gray Maynard vs. Roger Huerta Video

Bad news for Chris Lytle, he as apparently suffered a torn meniscus and blown ACL while training for his UFC Fight Night 19 fight with Carlos Condit.

Ken Pavia … which reps Lytle… the longtime UFC fighter and runner up on “The Ultimate Fighter 4″ tore his meniscus and now has a “blown ACL.” [MMAJunkie]

No replacement has been announced for UFC Fight Night 19 on Sept. 16 from the Cox Convention Center in Oklahoma City, OK.

The Ultimate Fighter 4 veteran is coming off a hard fought “Fight of the Night” win over Kevin Burns at The Ultimate Fighter 9 Finale.

For the latest on UFN 19, check out our MMA Rumors section.

Brian Stann (6-2) will take on Steve Cantwell (7-2) at UFC Fight Night 19 on Sept 16th from Cox Convention Center in Oklahoma City, Oklahoma.

The heavyweight matchup will complement a already stacked card headlined by Nate Diaz vs. Melvin Guillard and Roger Huerta vs. Gray Maynard.

For the latest on UFC Fight Night 19, check out our MMA Rumors section.

UFC Fight Night 19 on Sept. 16 from COX convention center in Oklahoma City, OK. Tickets go on sale this week.

Rumored Fight Card

Nate Diaz vs. Melvin Guillard
Roger Huerta vs. Gray Maynard
Dan Miller vs. Aaron Simpson
Chris Wilson vs. Mike Pyle
Tim Credeur vs. Nate Quarry
Kyle Bradley vs. Sam Stout
Ronnys Torres vs. Jeremy Stephens

UFC Fight Night 18 “Condit vs Kampmann” was a success for the UFC last night at the Sommet Center in Nashville, Tennessee. The UFC set a UFC Fight Night attendance record, drawing 10,267 fans which brought in a live gate of $626,077.

The UFC announced at the post fight press conference that four fighters will receive $30,000 bonuses.

UFC Fight Night 18 Bonuses

Fight of the Night- Tyson Griffin and Rafael Dos Anjos
Submission of the Night- Rob Kimmons
Knockout of the Night- Aaron Simpson

Tyson Griffin and Rafael Dos Anjos battled it out for three rounds. Griffin came in the victor on all the judges score cards, to win the unanimous decision. Rob Kimmons gets submission of the night for forcing Joe Vedepo to tap in the first round, with a tight guillotine choke. Last but not least, Aaron Simpson made quick work of Tim McKenzie forcing the TKO due to strikes victory, only 1:47 seconds into the bout.

UFC Fight Night 18 “Condit vs Kampmann” from the Sommet Center in Nashville, Tennessee.

The Weigh-Ins went off yesterday with a couple of hitches. First off, lightweights Jeremy Stephens and Gleson Tibau came in over the 156 lb. weight limit. The fight will still take place, but now at a catchweight of 158 lbs.

Second, Ryan Jensen told the commission he was using the drug Adderall (used to treat his Attention Deficit Hyperactivity Disorder). The Athletic Commission (Tennessee) apparently had an issue with the use of the drug or the proper paper work was not filed correctly and they cancelled the fight.

MAIN CARD

Carlos Condit (170.5) vs. Martin Kampmann (170)
Ryan Bader (206) vs. Carmelo Marrero (205)
Rafael dos Anjos (156) vs. Tyson Griffin (156)
Junie Browning (156) vs. Cole Miller (156)

PRELIMINARY CARD

Jeremy Stephens (158) vs. Gleison Tibau (156.5)**
Ricardo Almeida (185.5) vs. Matt Horwich (185)
Brock Larson (171) vs. Jesse Sanders (171)
Nick Catone (186) vs. Tim Credeur (186)
Nissen Osterneck (186) vs. Jorge Rivera (185)
Rob Kimmons (185) vs. Joe Vedepo (185)
Tim McKenzie (184.5) vs. Aaron Simpson (186)

CANCELLED FIGHTS

Ryan Jensen (186) vs. Steve Steinbeiss (186)*

* Fight canceled after Ryan Jensen disclosed the use of the banned substance Adderall (Psychostimulant).
** Both Jeremy Stephens and Gleison Tibau came in heavy, so the fight will take place at a catchweight of 158 lbs.

The UFC Fight Night 18 “Condit vs. Kampmann” weigh-in results video is below.

ESPN “MMA Live” Previews UFC Fight Night 18

April 1st following UFC Fight Night 18 “Condit vs. Kampmann” is the premier of The Ultimate Fighter season 9.