News roundup: Chimaev posts Allen sparring footage, Blachowicz has knee surgery

In a collection of brief updates: Khamzat Chimaev released another clip of his sparring session with Brendan Allen. Chimaev also criticized Ronda Rousey's recent UFC complaints, stating there would be no Ronda without the UFC and calling her ungrateful. Michael Morales posted a photo with Hunter Campbell captioned that paperwork is ready. Jan Blachowicz successfully underwent knee surgery. Arman Tsarukyan claimed that RAF promotion was worth 15 million before his three fights and is now valued at 110 million. Alex Pereira shared another video of intense pad work with Glover Teixeira. Francis Ngannou discussed what he sees as a major mistake by modern fighters: signing unfavorable contracts out of fear of losing their UFC deals, and revealed some fighters were offered big-money Netflix fights with him but are contractually bound.