UFC 104 was held tonight at the Staples Center in Los Angeles, and the main event pitting Lyoto Machida vs. Mauricio Rua just got under way. Here are your main card results as of now, with more updates to come:

Welterweight: Anthony Johnson vs. Yoshiyuki Yoshida
Johnson defeated Yoshida via TKO (punches) at 0:41 of round 1.

Lightweight: Joe Stevenson vs. Spencer Fisher
Stevenson defeated Fisher via Submission (elbows) at 4:03 of round 2.

Catchweight: Brazil Gleison Tibau vs. Josh Neer
Tibau defeated Neer via unanimous decision (30-27, 30-27, 29-28).

Heavyweight: Cain Velasquez vs. Ben Rothwell
Velasquez defeated Rothwell via TKO (punches) at 0:58 of round 2

The final result of the main event between Lyoto Machida vs. Mauricio Rua to come.

UPDATE:

Light Heavyweight Championship: Lyoto Machida (c) vs. Mauricio Rua
Machida defeated Rua via unanimous decision (48-47, 48-47, 48-47) to retain the UFC Light Heavyweight Championship