Abu Dhabi, Nov. 12 -- Russian mixed martial arts (MMA) fighter Usman Nurmagomedov and others involved in a physical altercation with former UFC bantamweight champion Merab Dvalishvili have been detained in Abu Dhabi for questioning, according to Russian news agency TASS.

According to TASS, those involved in the incident were detained to establish the circumstances surrounding the altercation. Authorities are investigating the matter.

The incident took place on Wednesday in a hotel lobby in Abu Dhabi, where Dvalishvili is currently staying ahead of Saturday's Real American Freestyle (RAF) event.

The Georgian fighter took to social media following the confrontation, alleging that Nurmagomedov and members of his team had attacked him and ...