The Comeback: Rockhold-Weidman II? B.J. Penn's return fight? Top non-UFC bantamweight?

In a sport that never stops moving, even MMA junkies can struggle to keep up with all the latest news. If you missed any of Tuesday’s biggest headlines, catch up with “The Comeback.”

Check out the video above to get caught up on the latest news. And if you’d like to read more, check out the following links:

• Vitor Belfort vs. Ronaldo ‘Jacare’ Souza headlines UFC Fight Night 87 in Brazil
• Ex-champ B.J. Penn ends retirement, but UFC boss still unsure on details
• WSOF 28 heads to California with Marlon Moraes vs. Joseph Barajas title bout
• Coach Ludwig says rematch with Cruz or Faber would be ‘fair’ after Dillashaw robbery
• Why Randy Couture turned down an offer to fight Fedor Emelianenko